Deuteronomy — Chapter 20

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1 When thou goest out to battle against thine enemies, and seest horses, and chariots, and a people more than thou, be not afraid of them: for the LORD thy God is with thee, which brought thee up out of the land of Egypt.
2 And it shall be, when ye are come nigh unto the battle, that the priest shall approach and speak unto the people,
3 And shall say unto them, Hear, O Israel, ye approach this day unto battle against your enemies: let not your hearts faint, fear not, and do not tremble, neither be ye terrified because of them;
4 For the LORD your God is he that goeth with you, to fight for you against your enemies, to save you.
5 And the officers shall speak unto the people, saying, What man is there that hath built a new house, and hath not dedicated it? let him go and return to his house, lest he die in the battle, and another man dedicate it.
6 And what man is he that hath planted a vineyard, and hath not yet eaten of it? let him also go and return unto his house, lest he die in the battle, and another man eat of it.
7 And what man is there that hath betrothed a wife, and hath not taken her? let him go and return unto his house, lest he die in the battle, and another man take her.
8 And the officers shall speak further unto the people, and they shall say, What man is there that is fearful and fainthearted? let him go and return unto his house, lest his brethren's heart faint as well as his heart.
9 And it shall be, when the officers have made an end of speaking unto the people, that they shall make captains of the armies to lead the people.
10 When thou comest nigh unto a city to fight against it, then proclaim peace unto it.
11 And it shall be, if it make thee answer of peace, and open unto thee, then it shall be, that all the people that is found therein shall be tributaries unto thee, and they shall serve thee.
12 And if it will make no peace with thee, but will make war against thee, then thou shalt besiege it:
13 And when the LORD thy God hath delivered it into thine hands, thou shalt smite every male thereof with the edge of the sword:
14 But the women, and the little ones, and the cattle, and all that is in the city, even all the spoil thereof, shalt thou take unto thyself; and thou shalt eat the spoil of thine enemies, which the LORD thy God hath given thee.
15 Thus shalt thou do unto all the cities which are very far off from thee, which are not of the cities of these nations.
16 But of the cities of these people, which the LORD thy God doth give thee for an inheritance, thou shalt save alive nothing that breatheth:
17 But thou shalt utterly destroy them; namely, the Hittites, and the Amorites, the Canaanites, and the Perizzites, the Hivites, and the Jebusites; as the LORD thy God hath commanded thee:
18 That they teach you not to do after all their abominations, which they have done unto their gods; so should ye sin against the LORD your God.
19 When thou shalt besiege a city a long time, in making war against it to take it, thou shalt not destroy the trees thereof by forcing an axe against them: for thou mayest eat of them, and thou shalt not cut them down (for the tree of the field is man's life) to employ them in the siege:
20 Only the trees which thou knowest that they be not trees for meat, thou shalt destroy and cut them down; and thou shalt build bulwarks against the city that maketh war with thee, until it be subdued.
Abrahamic Catechism
Bible Study
Deuteronomy — Chapter 20
◈ Zohar

• The Zohar (III:276a) teaches that the priest who addresses the army before battle corresponds to the Sefirah of Chesed, whose function is to pour courage and faith into the hearts of the warriors. His declaration "Let not your hearts be faint" is not mere encouragement but a channeling of supernal light from the right column. Warfare in the Holy Land is a spiritual operation as much as a physical one, and the priest activates the divine dimension.

• According to the Zohar (III:276b), the four categories of men exempt from battle — one who has built a new house, planted a vineyard, betrothed a wife, or is fearful — correspond to incomplete tikkunim (rectifications) in the four worlds of Atzilut, Beriah, Yetzirah, and Asiyah. A man with unfinished spiritual business in any world cannot participate in the cosmic battle without creating vulnerability. His return home allows him to complete his rectification.

• The Ra'aya Meheimna (III:276b) interprets the offer of peace before besieging a city as the principle that Chesed (mercy) must always precede Gevurah (judgment). Even when judgment is necessary, it must be initiated from the side of mercy. This sequence reflects the order of the Sefirot, where Chesed emanates before Gevurah. A war begun without the offer of peace reverses this order and draws its energy from the Sitra Achra.

• The Zohar (III:276b) explains that the prohibition against destroying fruit trees during a siege — "Is the tree of the field a man, to be besieged?" — reveals the mystical identity between the human being and the Tree of Life. The fruit tree corresponds to the Sefirah of Yesod, which bears spiritual fruit (righteous souls and holy deeds). Destroying it in wartime would sever the channel of blessing that sustains not only the besieged city but all who depend on its flow.

• The Zohar (III:276b) notes that the permission to cut down non-fruit-bearing trees for siege works distinguishes between productive and barren spiritual channels. In Kabbalistic terms, a barren tree represents a vessel that receives divine light but does not transmit it further — a dead end in the Sefirotic system. Such vessels may be repurposed, but fruit-bearing channels must be preserved because they serve the ongoing flow of shefa (divine abundance).

✦ Talmud

• Sotah 43a-44b extensively discusses the laws of warfare in this chapter, teaching that the exemptions from battle — newly betrothed man, newly built house, newly planted vineyard, the fearful — were designed to prevent panic from spreading through the army. The Talmud treats military morale as a first-heaven reflection of spiritual confidence. A warrior who doubts the divine mandate behind the battle has already lost the second-heaven dimension of the conflict.

• Sotah 44a discusses the priest who anoints the warriors before battle, teaching that his function was to fortify the soldiers against the spirit of fear that the enemy's chaplains were simultaneously trying to activate. The Talmud treats the battlefield as a site of competing spiritual operations — the anointing priest counters enemy spiritual warfare with divine authorization. The Tzaddik warrior must be spiritually anointed before engaging, not only physically equipped.

• Avodah Zarah 20a connects the command to "offer peace terms first" to the principle that even against Canaanite enemies, the door of repentance and covenant was always open before hostilities. The Talmud records that Joshua sent letters to all seven nations before beginning the conquest, giving them the choice to leave, submit, or fight. The Tzaddik's warfare is never aggressive — it is always responsive to the enemy's refusal of the divine peace offer.

• Sanhedrin 20b discusses the priority order of wars — obligatory war (milchemet mitzvah) versus discretionary war (milchemet reshut) — teaching that the king required Sanhedrin approval only for the latter. The Talmud treats obligatory warfare against the Sitra Achra's earthly hosts as pre-authorized by divine command, requiring no additional permission. The spiritual warrior's campaign against demonic influence in its commanded theaters needs no human approval.

• Sotah 44b discusses why fruit trees may not be cut down in siege warfare, teaching that the tree has committed no sin and destruction of the natural world is prohibited even in just warfare. The Talmud derives from this the broader prohibition of wanton destruction (bal tashchit). The Tzaddik warrior operates under rules of engagement that protect the created order even in combat — the Sitra Achra, by contrast, uses total destruction as its signature method.