As my hand has reached to the kingdoms of the idols whose images were greater than those of Jerusalem and Samaria,
shall I not do to Jerusalem and her idols what I have done to Samaria and her images?"
When the Lord has finished all his work on Mount Zion and on Jerusalem, he will punish the arrogant boasting of the king of Assyria and his haughty pride.
References for Isaiah 10:12
For he says: "By the strength of my hand I have done it, and by my wisdom, for I have understanding; I have removed the boundaries of peoples, and have plundered their treasures; like a bull I have brought down those who sat on thrones.
My hand has found, like a nest, the wealth of the peoples; and as one gathers eggs that have been forsaken, so I have gathered all the earth; and there was none that moved a wing, or opened its mouth, or chirped."
Shall the ax vaunt itself over the one who wields it, or the saw magnify itself against the one who handles it? As if a rod should raise the one who lifts it up, or as if a staff should lift the one who is not wood!
Therefore the Sovereign, the Lord of hosts, will send wasting sickness among his stout warriors, and under his glory a burning will be kindled, like the burning of fire.
The light of Israel will become a fire, and his Holy One a flame; and it will burn and devour his thorns and briers in one day.
The glory of his forest and his fruitful land the Lord will destroy, both soul and body, and it will be as when an invalid wastes away.
The remnant of the trees of his forest will be so few that a child can write them down.
On that day the remnant of Israel and the survivors of the house of Jacob will no more lean on the one who struck them, but will lean on the Lord, the Holy One of Israel, in truth.