1 Kings 16:16-18

New International Version

¹⁶ When the Israelites in the camp heard that Zimri had plotted against the king and murdered him, they proclaimed Omri, the commander of the army, king over Israel that very day there in the camp. ¹⁷ Then Omri and all the Israelites with him withdrew from Gibbethon and laid siege to Tirzah. ¹⁸ When Zimri saw that the city was taken, he went into the citadel of the royal palace and set the palace on fire around him. So he died,