As Jeroboam’s appointment to the kingdom had been formally announced to him by the prophet Ahijah, so the same prophet is commissioned to acquaint him with his forfeiture of it. Compare 1 Samuel 15:26-28.
Related Commentaries of 1 Kings 14:7
1 Kings 14:7
7 Go, tell Jeroboam, Thus saith the LORD God of Israel, Forasmuch as I exalted thee from among the people, and made thee prince over my people Israel,