Tirzah

1 Kings 16:23
In the thirty-first year of Asa's reign over Judah, Omri became king of Israel, and he reigned twelve years, six of them in Tirzah.

2 Kings 15:14
Then Menahem son of Gadi went up from Tirzah to Samaria, struck down and killed Shallum son of Jabesh, and became king in his place.