Deuteronomy 29:25, 26
Deuteronomy 29:25 NIV
And the answer will be: “It is because this people abandoned the covenant of the LORD, the God of their ancestors, the covenant he made with them when he brought them out of Egypt.
Deuteronomy 29:26 NIV
They went off and worshiped other gods and bowed down to them, gods they did not know, gods he had not given them.