Isaiah
Isaiah 31:9BSB·traditional attribution

Their rock will pass away for fear, and their princes will panic at the sight of the battle standard,” declares the LORD, whose fire is in Zion, whose furnace is in Jerusalem.

John Calvin Reformed @genevareformer

9. He shall pass to his stronghold for fear. {Bogus footnote} He now speaks of Sennacherib himself, who, trembling, shall betake himself in base and shameful flight to his “stronghold” or fortress, Nineveh, as to his nest. (2 Kings 19:36.) The Prophet adds that “his princes,” or military officers, whose duty it is to encourage the rest of the soldiers, will be so timid that...

Matthew Henry Presbyterian @wholebiblehenry

This explains the foregoing promise of the deliverance of Jerusalem; she shall be fitted for deliverance, and then it shall be wrought for her; for in that method God delivers. I. Jerusalem shall be reformed, and so she shall be delivered from her enemies within her walls, Isa 31:6, Isa 31:7. Here is, 1. A gracious call to repentance.

Commenting on Isaiah 31:6-9

John Gill Reformed Baptist @doctorgill

And he shall pass over to his strong hold for fear,.... This is said of the king of Assyria, departing in haste from the siege of Jerusalem, to some strong hold in his own country, particularly his strong city Nineveh, for fear of the angel, and destruction following him; nor could he think himself safe, until he had got there.