Behold, they are like stubble; the fire consumes them; they cannot deliver themselves from the power of the flame. No coal for warming oneself is this, no fire to sit before!
14. Behold, they shall be as stubble. With still greater eagerness he attacks those astrologers who strengthened the pride of Babylon by their empty boasting; for impostors of this sort are wont to take away all fear of God out of the hearts of men, by ascribing everything to the stars, so that nothing is left to the providence of God.
Babylon, now doomed to ruin, is here justly upbraided with her pride, luxury, and security, in the day of her prosperity, and the confidence she had in her own wisdom and forecast, and particularly in the prognostications and counsels of the astrologers.
Commenting on Isaiah 47:7-15
Behold, they shall be as stubble, the fire shall burn them,.... That is, these astrologers and diviners shall be like stubble; weak as that, as the Targum; they shall be no more able to stand before the fire of divine wrath, or before the judgments of God, by the hands of the Medes and Persians, than stubble can stand before a consuming fire: they shall...