1 Kings 12
20 Ref It happened, when all Israel heard that Jeroboam was returned, that they sent and called him to the congregation, and made him king over all Israel: there was none who followed the house of David, but the tribe of Judah only.
21 Ref When Rehoboam was come to Jerusalem, he assembled all the house of Judah, and the tribe of Benjamin, a hundred and eighty thousand chosen men, who were warriors, to fight against the house of Israel, to bring the kingdom again to Rehoboam the son of Solomon.