Deuteronomy 2:30

2:30 But King Sihon of Heshbon was unwilling to allow us to pass near him because the Lord our God had made him obstinate and stubborn so that he might deliver him over to you this very day.

Deuteronomy 7:16

Exhortation to Destroy Canaanite Paganism

7:16 You must destroy all the people whom the Lord your God is about to deliver over to you; you must not pity them or worship their gods, for that will be a snare to you.