2 Chronicles 9:29-31

29The remaining events of Solomon’s reign, from beginning to end, are written in the Events of the Prophet Nathan, the Prophecy of Ahijah the Shilonite, and the Visions of the Seer Iddo concerning Jeroboam son of Nebat.

30Solomon reigned in Jerusalem over all Israel for forty years.

31Solomon rested with his ancestors and was buried in the city of his father David. His son Rehoboam became king in his place.