The Pulpit Commentary - Isaiah 33:4
Your spoil shall be gathered . The "spoiling" of Assyria would commence with the discomfiture of the great host. In the historical narrative ( 2 Kings 19:35 ; Isaiah 37:36 ) nothing is said of it; but, beyond a doubt, when the host was to a largo extent destroyed, and the remainder fled, there must have been an enormous booty left behind, which the enemies of the Assyrians would naturally seize. A further spoiling of the fugitives probably followed; and, the prestige of the great king... read more
The Pulpit Commentary - Isaiah 33:3
At the noise of the tumult the people fled ; rather, the peoples ; i.e. the contingents from many nations which made up the huge army of Sennacherib. The "noise" is that caused by God "lifting up himself" (comp. Psalms 29:3-9 ). read more