Deuteronomy 8:11, 19
Deuteronomy 8:11 AMP
“Beware that you do not forget the LORD your God by failing to keep His commandments and His judgments (precepts) and His statutes which I am commanding you today
Deuteronomy 8:19 AMP
And it shall come about if you ever forget the LORD your God and follow other gods and serve them and worship them, I testify against you today that you will most certainly perish.