I have dug wells
He boasts of digging wells and drying up rivers with his feet.
This verse extends the portrait of exaggerated self-sufficiency.
21Then Isaiah son of Amoz sent a message to Hezekiah: “This is what the LORD, the God of Israel, says: Because you have prayed to Me concerning Sennacherib king of Assyria, 22this is the word that the LORD has spoken against him: 23Whom have you taunted and blasphemed? 24Through your servants you have taunted the Lord, 25I have dug wells 26Have you not heard? 27Therefore their inhabitants, devoid of power, 28But I know your sitting down, 29Because your rage and arrogance against Me 30And this will be a sign to you, O Hezekiah: 31And the surviving remnant of the house of Judah 32For a remnant will go forth from Jerusalem, 33So this is what the LORD says about the king of Assyria: 34He will go back the way he came, 35‘I will defend this city