Deuteronomy 7:4

7:4 for they will turn your sons away from me to worship other gods. Then the anger of the Lord will erupt against you and he will quickly destroy you.

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 9:16

9:16 When I looked, you had indeed sinned against the Lord your God and had cast for yourselves a metal calf; you had quickly turned aside from the way he had commanded you!

Deuteronomy 28:20

Curses by Disease and Drought

28:20 “The Lord will send on you a curse, confusing you and opposing you in everything you undertake until you are destroyed and quickly perish because of the evil of your deeds, in that you have forsaken me.