Albert Barnes' Notes on the Whole Bible - Isaiah 28:21
For the Lord shall rise up - To rise up is indicative of going forth to judgment, as when one rises from his seat to accomplish anything.As in mount Perazim - There is reference here, doubtless, to the event recorded in 2 Samuel 5:20-21, and 1 Chronicles 14:11, where David is said to have defeated the Philistines at Baal-Perazim. This place was near to the valley of Rephaim 2 Samuel 5:19, and not far from Jerusalem. The word ‘Perazim’ is from פרץ pârats, to tear, or break forth, as waters do... read more
The Pulpit Commentary - Isaiah 28:22
Be ye not mockers . As they had shown themselves previously ( Isaiah 28:9 , Isaiah 28:10 ). Lest your bands be made strong ; or, lest your fetters grow strong . The prophet views Judah as still, to some extent, an Assyrian dependency, held in light bonds; and warns his countrymen that an attempt to break the light bonds may result in Assyria's making them stronger and heavier. A consumption … determined upon the whole earth ; rather, a consummation (comp. Isaiah 10:22 , ... read more