16-22. the Lord said unto Moses, . . . this people will rise up—In this remarkable interview, Moses was distinctly apprised of the infidelity of Israel, their corruptions of the true religion through intercourse with the idolatrous inhabitants of Canaan (Am 5:26), and their chastisements in consequence of those national defections.

     15. But Jeshurun waxed fat, and kicked—This is a poetical name for Israel. The metaphor here used is derived from a pampered animal, which, instead of being tame and gentle, becomes mischievous and vicious, in consequence of good living and kind treatment. So did the Israelites conduct themselves by their various acts of rebellion, murmuring, and idolatrous apostasy.