The assassin Shallum held on to power for a mere month before losing both crown and life to Menahem (15:13–15), whose power base was apparently in the old Israelite capital of Tirzah (15:14, 16; cf. 1 Kings 16:23–24)—probably Tell el-Farʿah, six miles northeast of Nablus.121 Tiphsah (15:16). Menahem made one last attempt to retain for Israel Solomon-like influence in the north by engaging in a campaign that took him as far north as Tiphsah on the Euphrates River (cf. 1 Kings 4:24)—an important city