Deuteronomy 4:9

Reminder of the Horeb Covenant

4:9 Again, however, pay very careful attention, lest you forget the things you have seen and disregard them for the rest of your life; instead teach them to your children and grandchildren.

Deuteronomy 4:23

4:23 Be on guard so that you do not forget the covenant of the Lord your God that he has made with you, and that you do not make an image of any kind, just as he has forbidden you.