The Pulpit Commentary - Isaiah 29:1-4
A WARNING TO JERUSALEM . Expostulation is followed by threats. The prophet is aware that all his preaching to the authorities in Jerusalem ( Isaiah 28:14-22 ) will be of no avail, and that their adoption of measures directly antagonistic to the commands of God will bring on the very evil which they are seeking to avert, and cause Jerusalem to be actually besieged by her enemies. In the present passage he distinctly announces the siege, and declares that it will commence within a... read more
Adam Clarke's Commentary on the Bible - Isaiah 29:7
As a dream - This is the beginning of the comparison, which is pursued and applied in the next verse. Sennacherib and his mighty army are not compared to a dream because of their sudden disappearance; but the disappointment of their eager hopes is compared to what happens to a hungry and thirsty man, when he awakes from a dream in which fancy had presented to him meat and drink in abundance, and finds it nothing but a vain illusion. The comparison is elegant and beautiful in the highest... read more