Common misinterpretations of Isaiah 44:20 include taking it literally as a warning against physical consumption of ashes rather than a metaphor for the spiritual emptiness of idolatry, or applying it broadly to any self-deception like addictions or poor choices without the context of rejecting Yahweh for man-made idols, thus diluting its prophetic critique of pagan worship; others might twist it to justify iconoclasm against all religious imagery, ignoring the passage's focus on the folly of trusting in powerless objects over the Creator.
Isaiah 44:20
King James Version (1769)
20 He feedeth on ashes: a deceived heart hath turned him aside, that he cannot deliver his soul, nor say, Is there not a lie in my right hand?
Isaiah 44:20 condemns the delusion of idolatry, portraying the idolater as one who feeds on ashes—symbolizing the utter worthlessness and insubstantiality of handmade gods—while a deceived heart leads him astray, rendering him incapable of self-deliverance or recognizing the falsehood he clutches, emphasizing that true salvation comes only from the living God, not from deceptive human creations.