Deuteronomy 31:20-22

Young's Literal Translation

²⁰ and I bring them in unto the ground which I have sworn to their fathers -- flowing with milk and honey, and they have eaten, and been satisfied, and been fat, and have turned unto other gods, and they have served them, and despised Me, and broken My covenant.

²¹ `And it hath been, when many evils and distresses do meet it, that this song hath testified to its face for a witness; for it is not forgotten out of the mouth of its seed, for I have known its imagining which it is doing to-day, before I bring them in unto the land of which I have sworn.'

²² And Moses writeth this song on that day, and doth teach it the sons of Israel,