Deuteronomy 7:2

2 and when the LORD your God has delivered them over to you and you have defeated them, then you must destroy them totally.a Make no treaty with them, and show them no mercy.

Read Deuteronomy 7:2 Using Other Translations

And when the LORD thy God shall deliver them before thee; thou shalt smite them, and utterly destroy them; thou shalt make no covenant with them, nor shew mercy unto them:
and when the LORD your God gives them over to you, and you defeat them, then you must devote them to complete destruction.You shall make no covenant with them and show no mercy to them.
When the LORD your God hands these nations over to you and you conquer them, you must completely destroy them. Make no treaties with them and show them no mercy.