1 Kings 14:19,30
And the rest of the acts of Jeroboam, how he warred, and how he reigned, behold, they are written in the book of the chronicles of the kings of Israel.
Nave's Topical Index—AKJV

1 Kings 15:6
And there was war between Rehoboam and Jeroboam all the days of his life.
Nave's Topical Index—AKJV

2 Chronicles 11:1-4
And when Rehoboam was come to Jerusalem, he gathered of the house of Judah and Benjamin an hundred and fourscore thousand chosen men, which were warriors, to fight against Israel, that he might bring the kingdom again to Rehoboam.
Nave's Topical Index—AKJV