When Jehu came to Jezreel, Jezebel heard of it. And she painted her eyes and adorned her head and looked out of the window.
The greatest delinquent in the house of Ahab was Jezebel: it was she that introduced Baal, slew the Lord's prophets, contrived the murder of Naboth, stirred up her husband first, and then her sons, to do wickedly; a cursed woman she is here called (Kg2 9:34), a curse to the country, and whom all that wished well to their country had a curse for.
Commenting on 2 Kings 9:30-37
And when he was come in,.... To the palace: he did eat and drink; to refresh himself after so long a march, and doing such execution: and said, go see now this cursed woman; who had been the means of bringing a curse on Israel through her idolatry, and upon Ahab and his family, and upon herself, body and soul, being cursed of God and...
Jezebel painted her face--literally, "her eyes," according to a custom universal in the East among women, of staining the eyelids with a black powder made of pulverized antimony, or lead ore mixed with oil, and applied with a small brush on the border, so that by this dark ligament on the edge, the largeness as well as the luster of the eye itself was thought to be increased.