The rest of the events of Solomon's [reign], along with all his accomplishments and his wisdom, are written about in the Book of Solomon's Events.
References for 1 Kings 11:41
The length of Solomon's reign in Jerusalem over all Israel totaled 40 years.
Solomon rested with his fathers and was buried in the city of his father David. His son Rehoboam became king in his place.
References for 1 Kings 11:43