Deuteronomy 9:3

9:3 Understand today that the Lord your God who goes before you is a devouring fire; he will defeat and subdue them before you. You will dispossess and destroy them quickly just as he has told you.

Deuteronomy 9:6

9:6 Understand, therefore, that it is not because of your righteousness that the Lord your God is about to give you this good land as a possession, for you are a stubborn people!

Deuteronomy 28:49

28:49 The Lord will raise up a distant nation against you, one from the other side of the earth as the eagle flies, a nation whose language you will not understand,