1 Kings 15:7-9

New Revised Standard Version, Anglicised Catholic Edition

⁷ The rest of the acts of Abijam, and all that he did, are they not written in the Book of the Annals of the Kings of Judah? There was war between Abijam and Jeroboam. ⁸ Abijam slept with his ancestors, and they buried him in the city of David. Then his son Asa succeeded him.

Asa Reigns over Judah

⁹ In the twentieth year of King Jeroboam of Israel, Asa began to reign over Judah;