Deuteronomy 4:26

4:26 I invoke heaven and earth as witnesses against you today that you will surely and swiftly be removed from the very land you are about to cross the Jordan to possess. You will not last long there because you will surely be annihilated.

Deuteronomy 4:40

4:40 Keep his statutes and commandments that I am setting forth today so that it may go well with you and your descendants and that you may enjoy longevity in the land that the Lord your God is about to give you as a permanent possession.