for they went and served other gods and worshiped them, gods that they did not know and that He had not given to them.
Deuteronomy 29:26
Surrounding context
29:25 Then people would say: "Because they have forsaken the covenant of the LORD God of their fathers, which He made with them when He brought them out of the land of Egypt;
29:26 for they went and served other gods and worshiped them, gods that they did not know and that He had not given to them.
29:27 Then the anger of the LORD was aroused against this land, to bring on it every curse that is written in this book.