Deuteronomy 6:12
Then beware lest you forget the LORD, which brought you forth out of the land of Egypt, from the house of bondage.
Nave's Topical Index—AKJV

Deuteronomy 8:11
Beware that you forget not the LORD your God, in not keeping his commandments, and his judgments, and his statutes, which I command you this day:
Nave's Topical Index—AKJV