2 Kings 23:28-29
23:28 The rest of the events of Josiah’s reign and all his accomplishments are recorded in the scroll called the Annals of the Kings of Judah.
23:29 During Josiah’s reign Pharaoh Necho king of Egypt marched toward the Euphrates River to help the king of Assyria. King Josiah marched out to fight him, but Necho killed him at Megiddo when he saw him.