Adam Clarke's Commentary on the Bible - Deuteronomy 32:31
For their rock - The gods and pretended protectors of the Romans. Is not as our Rock - Have neither power nor influence like our God. Our enemies themselves being judges - For they often acknowledged the irresistible power of that God who fought for Israel. See Exodus 14:25 ; Numbers 23:8-12 , Numbers 23:19-21 ; 1 Samuel 4:8 . There is a passage in Virgil, Eclog. iv., ver. 58, very similar to this saying of Moses: - Pan Deus Arcadia mecum si judice certet, Pan etiam... read more
John Gills Exposition of the Bible Commentary - Deuteronomy 32:39
See now that I, even I, am he ,.... Which words are directed to the people of God in their low estate, to look to Christ, and expect deliverance and salvation from him; or to their enemies that insult them, to the despisers, to look, and wonder, and perish, as they will, when the witnesses slain by them shall arise, and go up to heaven in their sight, Revelation 11:11 ; they are spoken by the Word and Son of God, to whom the Father has committed all judgment, and who will now rise up... read more