Deuteronomy:8:19-20
mkjv@Deuteronomy:8:19 @ And it shall be if you do at all forget the LORD your God and walk after other gods and serve them and worship them, I testify against you today that you shall surely perish.
mkjv@Deuteronomy:8:20 @ As the nations whom the LORD destroys before your face, so you shall perish because you would not listen to the voice of the LORD your God.