He — Sennacherib shall flee away, from Jerusalem, to his strong city of Nineveh. The ensign — Of the Lord's ensign, which he hath lifted up against them. Whose fire — Who is, and will appear to be in Zion, like a fire to defend his people, and to consume their enemies.
Related Commentaries of Isaiah 31:9
Isaiah 31:9
9 And he shall pass over to his strong hold for fear, and his princes shall be afraid of the ensign, saith the LORD, whose fire is in Zion, and his furnace in Jerusalem.