Deuteronomy 20:16 in the World English Bible
But of the cities of these peoples that the LORD your God gives you for an inheritance, you shall save alive nothing that breathes;
Context
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: