“It shall be, if it gives you answer of peace and opens to you, then it shall be that all the people who are found therein shall become forced laborers to you, and shall serve you.”
Deuteronomy 20:11 (WEB)
Context Reading
9It shall be, when the officers have finished speaking to the people, that they shall appoint captains of armies at the head of the people. 10When you draw near to a city to fight against it, then proclaim peace to it. 11It shall be, if it gives you answer of peace and opens to you, then it shall be that all the people who are found therein shall become forced laborers to you, and shall serve you. 12If it will make no peace with you, but will make war against you, then you shall besiege it. 13When Yahweh your God delivers it into your hand, you shall strike every male of it with the edge of the sword;