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;
Deuteronomy 29:25
Surrounding context
29:24 All nations would say, "Why has the LORD done so to this land? What does the heat of this great anger mean?'
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.