1 Kings 15:9
King James Version
“And in the twentieth year of Jeroboam king of Israel reigned Asa over Judah.”
Context
6And there was war between Rehoboam and Jeroboam all the days of his life.
7Now the rest of the acts of Abijam, and all that he did, they not written in the book of the chronicles of the kings of Judah? And there was war between Abijam and Jeroboam.
8And Abijam slept with his fathers; and they buried him in the city of David: and Asa his son reigned in his stead.
9And in the twentieth year of Jeroboam king of Israel reigned Asa over Judah.
10And forty and one years reigned he in Jerusalem. And his mother’s name Maachah, the daughter of Abishalom.
11And Asa did right in the eyes of the LORD, as David his father.
12And he took away the sodomites out of the land, and removed all the idols that his fathers had made.