Commentaries:
Jamieson, Fausset, and Brown
feedeth on ashes—figuratively, for the idolater delights in what is vain (Proverbs 15:14; Hosea 12:1). "Feedeth on wind." There is an allusion, perhaps, also, to the god being made of a tree, the half of which was reduced to ashes by fire (Isaiah 44:15-17); the idol, it is implied, was no better, and could, and ought, to have been reduced to ashes like the other half.
deceived heart—The heart and will first go astray, then the intellect and life (Romans 1:28; Ephesians 4:18).
lie in . . . right hand—Is not my handiwork (the idol) a self-deceit?
Other Jamieson, Fausset, and Brown entries containing Isaiah 44:20:
Job 13:12
Psalms 115:4-7
Hosea 12:1
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