Overview
Deuteronomy 20 is a chapter that outlines the laws and guidelines for warfare in Israel, reflecting a unique approach that combines practical military considerations with moral and religious principles. Key aspects include:
Trust in God During Warfare: The chapter begins with instructions for the Israelites not to fear their enemies in battle, for the LORD their God, who brought them out of Egypt, will be with them and fight for them.
Role of the Priests in Battle: Before going to war, the priests are to address the troops, encouraging them and reminding them of God’s presence and support.
Exemptions from Military Service: The chapter specifies certain conditions under which men are exempted from military service, including those who have built a new house but not yet dedicated it, planted a vineyard but not yet enjoyed its fruit, betrothed a woman but not yet married her, and those who are fearful or faint-hearted.
Conducting Warfare Against Distant Cities: When approaching a city to attack it, the Israelites are to first offer it terms of peace. If the city accepts and opens its gates, the people are to be subject to forced labor. If the city refuses peace and engages in battle, the men are to be killed, but women, children, livestock, and everything else in the city can be taken as plunder.
Rules for Cities within the Promised Land: For cities that God gives to the Israelites in the Promised Land, no one is to be left alive. This is to prevent the Israelites from being influenced by the detestable practices of these nations in worshiping their gods, which would be a sin against the LORD.
Preservation of Fruit Trees During Sieges: The chapter ends with a law prohibiting the Israelites from cutting down fruit trees when they lay siege to a city, emphasizing the need to preserve resources and showing consideration for the environment even in times of war.
Deuteronomy 20 reflects the balance between the harsh realities of warfare and the need for ethical conduct in battle. The laws demonstrate a concern for the well-being and morale of the troops, the protection of non-combatants, and the preservation of resources. The chapter underscores the importance of relying on God in times of conflict and conducting war in a manner that aligns with the Israelites' covenantal relationship with God.