Deuteronomy 8:11, 19
Deuteronomy 8:11 ESV
“Take care lest you forget the LORD your God by not keeping his commandments and his rules and his statutes, which I command you today
Deuteronomy 8:19 ESV
And if you forget the LORD your God and go after other gods and serve them and worship them, I solemnly warn you today that you shall surely perish.