Early Christian Beliefs About Military Service
Early Christian writings do not give one simple answer, but the clearest voices lean against Christians taking part in killing and oath-bound warfare. Tertullian directly questions whether warfare is proper for Christians, and Lactantius says a just man should not engage in warfare. Other early writers use soldier language in a spiritual way, or mention soldiers without clearly approving military service. The Bible passages here include both soldiers in service and a warning to soldiers to do no violence and be content with their wages.
122 early-church witnesses · 248 source quotations · compared with Scripture
What did early Christians believe about military service?
Early Christian writing on military service is mixed, but the strongest early voices lean against Christian involvement in killing and oath-bound warfare. Tertullian argues that warfare itself should be questioned for Christians, and Lactantius says it is not lawful for a just man to engage in warfare because taking life is forbidden. Other writers are less direct:
Clement and Ignatius use military language mostly as a picture of discipline or service, and some texts mention soldiers or commanders without clearly approving the practice. The Bible passages here add both sides of the discussion, including soldiers in service and a call to soldiers to avoid violence and false accusation, so the topic is supported but not in one simple way.
Many more early Christian quotations, Bible passages, and source links are gathered below so you can study the evidence for yourself.
Key Takeaways
- Tertullian and Lactantius give the clearest early anti-war statements in this set.
- Some writers use military words as a picture of Christian discipline, not as approval of army life.
- The Bible material is mixed: it includes soldiers, but also a command for soldiers not to abuse power.
Questions Answered by the Sources
Did early Christians question whether believers should join the army?
Tertullian explicitly asks whether a believer may turn to military service and says the issue must be judged in light of whether warfare itself is proper for Christians. His argument centers on the moral and religious demands of military life.
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Tertullian, On Idolatry Direct teaching
But now inquiry is made about this point, whether a believer may turn himself unto military service, and whether the military may be admitted unto the faith, even the rank and file, or each inferior grade, to whom there is no necessity for taking part in sacrifices or capital punishments.
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Tertullian, De Corona Direct teaching
... issue of the military crown, I think we must first ask whether warfare itself is proper at all for Christians. What is the point of discussing what is merely secondary, when the thing it rests on is itself to be condemned? Do we believe it is lawful for a human oath to be added to a divine one, for a man to come under promise to another master after Christ, and to abjure father, mother, and all his nearest kinsfolk, whom even the law has commanded us to honor and love next to God Himself, and to whom the gospel also, holding them only of less account than Christ, has likewise given honor? Should it be considered lawful to make an occupation of the sword, when the Lord declares that he who uses the sword shall perish by the sword? And should the son of peace take part in battle, when it does not become him even to sue at law? And should he apply the chain, the prison, the torture, and the punishment, when he is not even the avenger of his own wrongs? Should he really keep watch-service for others more than for Christ, or should he do it on the Lord's Day, when he does not even do it for Christ Himself? And should he keep guard before the temples he has renounced? And should he t
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Lactantius, The Divine Institutes Direct teaching
...s which are considered lawful among men. Thus it will be lawful neither for a just man to engage in warfare, since his warfare is justice itself, nor to accuse anyone on a capital charge, because it makes no difference whether you put a man to death by word or by the sword, since it is the act of putting to death itself that is forbidden. Therefore, regarding this command of God, there ought to be no exception at all. It is always unlawful to put a man to death, whom God willed to be a sacred living creature.
More related quotations from this section 10 shown
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Apostolic Constitutions, Apostolic Constitutions Direct teaching
83. Let a bishop, or presbyter, or deacon, who goes to the army, and desires to retain both the Roman government and the sacerdotal administration, be deprived.
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Tertullian, On Idolatry Supporting witness
But how will a Christian man war, nay, how will he serve even in peace, without a sword, which the Lord has taken away?
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Tertullian, De Corona Supporting witness
Neither does military service hold out escape from punishment of sins, or exemption from martyrdom.
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Tertullian, De Corona Supporting witness
Suppose, then, that the military service is lawful, as far as the plea for the crown is concerned.
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Tertullian, On Idolatry Supporting witness
In that last section, decision may seem to have been given likewise concerning military service, which is between dignity and power.
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Lactantius, The Divine Institutes Supporting witness
he prohibits the inactive man from undertaking the business of the state, the sluggish from bodily exercise, the timid from military service.
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Justin Martyr, The First Apology Supporting witness
...sworn, but the mind is unsworn,” in this matter. But if the soldiers you enlist, who have taken the military oath, prefer their duty over their own life, family, country, and kin, even though you offer them nothing imperishable, it would be truly absurd if we, who passionately seek incorruption, did not endure everything to obtain what we desire from Him who can grant it.
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Tertullian, Apology Background
...an obstinate refusal to offer sacrifices, he found in their religious services nothing but meetings early in the morning for singing hymns to Christ and God, and sealing their way of life by a united pledge to remain faithful to their religion, forbidding murder, adultery, dishonesty, and other crimes. In reply, Trajan wrote back that Christians were by no means to be sought out. But if they were brought before him, they should be punished. O miserable deliverance. Under the necessities of the case, it is a self-contradiction. It forbids them to be sought out, as innocent, and it commands them to be punished, as guilty. It is at once merciful and cruel. It passes by, and it punishes. Why do you play this game of evasion with yourself, O Judgment? If you condemn, why do you not also inquire? If you do not inquire, why do you not also absolve? Military stations are set throughout all the provinces for tracking robbers. Against traitors and public enemies every man is a soldier. Search is made even for their confederates and accessories. The Christian alone must not be sought, though he may be brought and accused before the judge, as if a search had any other end than that! And so
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Justin Martyr, The First Apology Background
...ayer to the gods of my country. But, as they did not respond, I called upon those among us known as Christians. Upon investigation, I found a great number and multitude of them and initially acted against them, which was quite inappropriate, as I later understood their power. They began the battle, not with weapons, armor, or bugles, as such preparations are detestable to them because of the God they carry in their conscience. Therefore, it appears that those we think are atheists have God as their guiding force entrenched in their conscience. Throwing themselves on the ground, they prayed not only for me but for the entire army, that we might be saved from the current thirst and hunger. We had been without water for five days because there was none, being deep in Germany, in enemy territory. Simultaneously as they threw themselves on the ground and prayed to God (a God unknown to me), water poured from the sky, refreshingly cool upon us but as withering hail upon Rome's enemies. Immediately we acknowledged the presence of God following their prayer—a God unconquerable and indestructible. Based on this, let us pardon such individuals who are Christians, lest they pray for and ac
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Irenaeus, Against Heresies: Book III Background
...hat he would not die until he had seen Christ Jesus—took Him, the firstborn of the Virgin, into his arms, blessed God, and said, “Lord, now let Your servant depart in peace, according to Your word: because my eyes have seen Your salvation, which You have prepared in the sight of all people; a light to bring revelation to the Gentiles, and the glory of Your people Israel;” acknowledging that the child he held in his arms, Jesus, born of Mary, was indeed Christ Himself, the Son of God, the light for all, the glory of Israel, and the peace and rest for those who have passed away. For He was already freeing people by removing their ignorance, giving them His own knowledge, and spreading those who recognized Him, as Isaiah says: “Call His name, Speedy to the spoil, Quick to the plunder.” These are the works of Christ. Therefore, He was indeed Christ, whom Simeon held and blessed the Most High; whom the shepherds saw and praised God for; whom John, while still in his mother’s womb and Christ in Mary’s, recognized as the Lord and greeted with joy; whom the Magi, upon seeing, worshipped, offered gifts to, as I have mentioned, and paid homage to the eternal King, departing by another rou
Did early Christians use military language for Christian life?
Several early writers describe Christians as soldiers in a spiritual or devotional sense. They speak of serving God, enduring persecution, and fighting a good fight without making the passage about ordinary army service.
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Ignatius, Epistles of Ignatius Supporting witness
...e laws yourself but also explain them to others, as a dedicated servant of God. "No one involved in military service entangles himself with the affairs of this life, so he may please the one who chose him to be a soldier; and if a person competes for success, he is not crowned unless he competes lawfully." I, who am in confinement, pray that my soul may be in place of yours.
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Ignatius, Epistle to Polycarp (Long Version) Supporting witness
A Christian has not power over himself, but must always be ready for the service of God.
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Clement of Alexandria, Exhortation to the Heathen Supporting witness
...those who obey, and judgment to those who disobey. When the loud trumpet is sounded, it gathers the soldiers and announces war. And shall not Christ, breathing a song of peace to the ends of the earth, gather His own soldiers, the soldiers of peace? Indeed, by His blood and by the word, He has gathered the bloodless army of peace and given them the kingdom of heaven. The trumpet of Christ is His Gospel. He has sounded it, and we have heard. Let us put on the armor of peace. Let us put on the breastplate of righteousness, take up the shield of faith, fasten the helmet of salvation on our heads, and sharpen the sword of the Spirit, which is the word of God, Ephesians 6:14-17. So the apostle commands in the spirit of peace. These are our weapons that cannot be pierced. Armed with these, let us stand against the evil one. Let us quench the fiery darts of the evil one with sword points dipped in water, since we have been baptized by the Word, returning grateful thanks for the benefits we have received, and honoring God through the Divine Word. For while you are still speaking, it is said, "Behold, I am beside you," Isaiah 58:9. Oh, this holy and blessed power, by which God has fellow
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Archelaus, Disputation with Manes Supporting witness
...u to understand, and if you do not agree with these statements, I can at least try to prove them by using illustrations. Think of man as a kind of temple, according to the likeness of Scripture. Then the spirit that is in man may be compared to the image that dwells in the temple. Now, a temple cannot be established unless an occupant for the temple is first recognized. On the other hand, an occupant cannot be settled in the temple unless the structure has first been built. Since these two things, the occupant and the structure, are both consecrated together, how can any opposition or conflict be found between them? Should it not instead appear that both have come from sources that are friendly and of one mind? And so that you may know this is the case, and that these sources are truly one both in fellowship and in lineage, He who knows and hears all made this reply: "Let us make man," and so on. For the one who builds the temple questions the one who fashions the image. He carefully asks about the measurements of magnitude, breadth, and bulk, so that he may mark out the space for the foundations according to those dimensions. No one begins the useless task of building a temple
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Cyprian, Epistles Supporting witness
...gathered together in one place, and the Lord's army may be assembled for the battle of the heavenly warfare. For the repentance of those who mourned was rightly extended for a longer time, with help given only to the sick at their departure, as long as peace and calm continued. That allowed the tears of the mourners to be put off for a long time, and delayed aid in sickness for the dying. But now peace is needed, not for the sick, but for the strong. Communion must be given by us, not to the dying, but to the living, so that we may not leave unarmed and defenseless those whom we stir up and urge on to battle, but may strengthen them with the protection of Christ's body and blood. And since the Eucharist is appointed for this very purpose, that it may be a safeguard to those who receive it, it is necessary for us to arm with the protection of the Lord's abundance those whom we want to be safe against the adversary. For how do we teach or urge them to shed their blood in confessing His name if we deny the blood of Christ to those who are about to enter the warfare? Or how do we make them fit for the cup of martyrdom if we do not first allow them, in the Church, to drink the cup of
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Cyprian, Epistles Supporting witness
...as poured out His condescension in many kinds of generosity. He has distributed the praises of good soldiers and their spiritual glories in rich variety. We also share in your honor. We count your glory as our glory, since our times have been made bright by such a blessing that it has been given to our day to see the tested servants of God and the soldiers of Christ crowned. I bid you, most brave and blessed brothers, a heartfelt farewell always; and remember me.
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Cyprian, Epistles Supporting witness
...pany are eager to carry on the struggle with the same common zeal of courage, as is fitting for the soldiers of Christ in the divine camp. Let no attractions deceive the uncorrupted firmness of your faith, no threats terrify you, and no sufferings or tortures overcome you, because greater is He who is in us than he who is in the world. Nor can earthly punishment do more to cast down than divine protection can do to lift up. This truth is proved by the glorious struggle of the brothers who, after becoming leaders for the rest by overcoming their tortures, gave an example of courage and faith. They fought in the contest until the contest itself gave way, being overcome. With what praises can I commend you, most courageous brothers? With what public proclamation can I exalt the strength of your hearts and the perseverance of your faith? You have endured the sharpest trial by torture, even to a glorious end. You have not yielded to sufferings, but rather the sufferings have yielded to you. The end of the torments, which the tortures themselves did not give, the crown has given. The trial by torture, growing more severe, continued for a long time toward this result: not to overthrow
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Cyprian, Treatises Supporting witness
The white-robed cohort of Christ's soldiers is here, who in the fierce conflict have broken the ferocious turbulence of an urgent persecution, having been prepared for the suffering of the dungeon, armed for the endurance of death.
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Cyprian, Treatises Supporting witness
2. For he who wars for God, dearest brethren, ought to acknowledge himself as one who, placed in the heavenly camp, already hopes for divine things, so that we may have no trembling at the storms and whirlwinds of the world, and no disturbance, since the Lord had foretold that these would come.
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Clement of Rome, First Epistle to the Corinthians Supporting witness
Let us then, men and brethren, with all energy act the part of soldiers, in accordance with His holy commandments.
More related quotations from this section 4 shown
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Tatian, Address to the Greeks Supporting witness
...hen I see the ones who manage Fate? I do not want to be a king. I am not eager to be rich. I refuse military command. I hate sexual immorality. I am not driven by a never-ending love of money to go to sea. I do not compete for crowns. I am free from a wild thirst for fame. I despise death. I am above every kind of disease. Grief does not eat away at my soul. Am I a slave? I endure slavery. Am I free? I do not boast about my noble birth. I see that the same sun is for everyone, and one death comes to everyone, whether they live in pleasure or in poverty. The rich man sows, and the poor man shares in the same crop. The richest people die, and beggars have the same limit to their life. The rich lack many things, and are honored only because people think highly of them. But the poor man, and the man who has only moderate desires, since he seeks only the things suited to his condition, reaches his goal more easily. Why is it that you are fated to lie awake because of greed? Why are you fated to keep grabbing for things again and again, and again and again to die? Die to the world, rejecting the madness in it. Live to God, and by coming to know Him, put aside your old nature. We were
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Minucius Felix, Octavius Supporting witness
How beautiful is the spectacle to God when a Christian does battle with pain; when he is drawn up against threats, punishments, and tortures; when, mocking the noise of death, he treads under foot the horror of the executioner; when he raises up his liberty against kings and princes, and yields to God alone, whose he is. Then, triumphant and victorious, he tramples upon the very man who has pronounced sentence against him. For he has conquered who has obtained that for which he contends. What soldier would not face danger more boldly under the eyes of his general? For no one receives a reward before his trial, and yet the general does not give what he does not have. He cannot preserve life, but he can make the warfare glorious. But God's soldier is neither forsaken in suffering, nor brought to an end by death. Thus the Christian may seem to be miserable; he cannot really be found to be so. You yourselves extol unfortunate men to the skies; Mucius Scaevola, for instance, who, when he had failed in his attempt against the king, would have perished among the enemies unless he had sacrificed his right hand. And how many of our people have borne that not their right hand only, but their
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Clement of Alexandria, The Instructor (Paedagogus) Background
But for a man bare feet are quite in keeping, except when he is on military service.
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Gregory Thaumaturgus, Oration to Origen Background
...ich they can gain them, and the different ways of life that give room for getting them, namely, the military profession, the legal profession, and the study of the laws. With earnest and wise words, he told us that these are the things that weaken us when we despise that reason which ought to be the true master within us. I cannot now recount all the speeches of this kind that he gave us in order to persuade us to take up philosophy. And he did not deal with us in this way for only one day, but for many days, indeed, as often as we used to go to him at the beginning. From the first time we heard him, his arguments pierced us like an arrow. For he had a rare combination of a certain sweet grace and persuasiveness, together with a strange power to compel. Still, we wavered and argued the matter within ourselves without deciding. We were drawn somewhat toward philosophy, but had not fully given ourselves to it. Yet somehow we found that we could not completely pull away from it. So we were always being drawn to him by the force of his reasoning, as if by some higher necessity. For he also said that no one could have true piety toward the Lord of all if he despised this gift of phil
Common Questions
Did early Christians allow military service
Some early Christians rejected warfare for believers, while others only use military language as a picture. In this set, Tertullian and Lactantius are the clearest writers against Christian killing and warfare.
Did early Christians use soldier language for faith
Yes. Writers like Ignatius and Clement use soldier language for Christian discipline, obedience, and endurance, not always for real army service.
Is there a Bible passage about soldiers and Christian conduct
Yes. Luke 3:14 tells soldiers to do no violence, accuse no one falsely, and be content with their wages.
Source Index for Military service
The guided sections above show the strongest quotations. This compact index highlights 160 ranked source links from 248 compiled sources for deeper study.
Source index 160 ranked links shown
Early Christian Writings 80 shown of 122
Primary-source quotations from early Christian writers and church documents.
Bible Passages 80 shown of 126
Related Bible passages saved for comparison with the early Christian quotations.
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