Deuteronomy 2:21

2:21 They are a people as powerful, numerous, and tall as the Anakites. But the Lord destroyed the Rephaites in advance of the Ammonites, so they dispossessed them and settled down in their place.

Deuteronomy 7:1

The Dispossession of Nonvassals

7:1 When the Lord your God brings you to the land that you are going to occupy and forces out many nations before you – Hittites, Girgashites, Amorites, Canaanites, Perizzites, Hivites, and Jebusites, seven nations more numerous and powerful than you –