1 Kings 16:23

In the thirty-first year of king Asa, Ambri begins to reign over Israel twelve years: he reigns six years in Thersa.

In the thirty and first year of Asa king of Judah began Omri to reign over Israel, twelve years: six years reigned he in Tirzah.

In the thirty-first year of Asa king of Judah, Omri began to reign over Israel for twelve years. He reigned six years in Tirzah.