1 Kings 14:19
As for the rest of the acts of Jeroboam, how he waged war and how he reigned, they are indeed written in the Book of the Chronicles of the Kings of Israel.
What it says
The rest of Jeroboam’s acts, including his wars and reign, are recorded elsewhere.
What it is doing
It closes his story in the usual royal summary form.
In context
19As for the rest of the acts of Jeroboam, how he waged war and how he reigned, they are indeed written in the Book of the Chronicles of the Kings of Israel. 20And the length of Jeroboam’s reign was twenty-two years, and he rested with his fathers, and his son Nadab reigned in his place.