Matthew Henry on 1 Kings 21:17–end
In these verses we may observe,
I. The very bad character that is given of Ahab (Kg1 21:25, Kg1 21:26), which comes in here to justify God in the heavy sentence passed upon him, and to show that though it was passed upon occasion of his sin in the matter of Naboth (which David's sin in the matter of Uriah did too much resemble), yet God would not have punished him so severely if he had not been guilty of many other sins, especially idolatry; whereas David, except in that one matter, did that which was right. But, as to Ahab, there was none like him, so ingenious and industrious in sin, and that made a trade of it. He sold himself to work wickedness, that is, he made himself a perfect slave t…
Read the whole note in the consoleJamieson-Fausset-Brown on 1 Kings 21:21
will make thine house, &c.--(see on Kg1 15:29 and Kg1 16:3-12). Jezebel, though included among the members of Ahab's house, has her ignominious fate expressly foretold (see Kg2 9:30).
Adam Clarke on 1 Kings 21:25
Did sell himself to work wickedness - He hired himself to the devil for this very purpose, that he might work wickedness. This was to be his employment, and at this he labored.
In the sight of the Lord, whom Jezebel his wife stirred up - A good wife is from the Lord; a bad wife is from the devil: Jezebel was of this kind; and she has had many successors.
John Gill on 1 Kings 21:25
But there was none like unto Ahab, which did sell himself to work wickedness in the sight of the Lord,.... Not of any of his predecessors, even those whose families had been destroyed, as his would be, 1 Kings 21:21. See Gill on 1 Kings 21:20.
whom Jezebel his wife stirred up; to idolatry, revenge, and murder, and to whose will he was a slave, and is one instance of his being a captive to sin, and giving up himself to the power of it.
Keil & Delitzsch on 1 Kings 21:25-26