John Gills Exposition of the Bible Commentary - Deuteronomy 32:5
They have corrupted themselves ,.... This and what follows may seem to be the characters of the enemies of Christ, who lightly esteemed and rejected him, set in a contrast with him; who were not only corrupt by nature, as all men are, but were men of corrupt minds in their tenets and principles; who corrupted the word of God by their traditions, in the times of Christ; and were men of corrupt practices themselves, and corrupters of others: their spot is not the spot of his children ;... read more
Matthew Henry's Complete Commentary - Deuteronomy 32:1-6
Here is, I. A commanding preface or introduction to this song of Moses, Deut. 32:1, 2. He begins, 1. With a solemn appeal to heaven and earth concerning the truth and importance of what he was about to say, and the justice of the divine proceedings against a rebellious and backsliding people, for he had said (Deut. 31:28) that he would in this song call heaven and earth to record against them. Heaven and earth would sooner hear than this perverse and unthinking people; for they revolt not from... read more