it came to pass. The inscriptions of Shal-manezer II agree with this. The name of Jehu appears on them with Hazael's.
Related Commentaries of 2 Kings 8:15
2 Kings 8:15
15 And it came to pass on the morrow, that he took a thick cloth, and dipped it in water, and spread it on his face, so that he died: and Hazael reigned in his stead.