And thou shalt consume all the people which the LORD thy God shall deliver thee; thine eye shall have no pity upon them. Deuteronomy 7:16

Thou shalt surely smite the inhabitants of that city with the edge of the sword, destroying it utterly, and all that is therein, and the cattle thereof, with the edge of the sword.
Deuteronomy 13:15

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. Deuteronomy 20:16-17

And they utterly destroyed all that was in the city, both man and woman, young and old, and ox, and sheep, and ass, with the edge of the sword. Joshua 6:21

So smote all the country ... he left none remaining, but utterly destroyed all that breathed, as the LORD God of Israel commanded. Joshua 10:40

Thus saith the LORD
of hosts ... go and smite Amalek, and utterly destroy all that they have, and spare them not;
but slay both man and woman, infant and suckling, ox and sheep, camel and ass. 1 Samuel 15:2-3