2 Chronicles 13:3-5

New American Standard Bible

³ Abijah began the battle with an army of warriors, four hundred thousand chosen men, while Jeroboam drew up in battle formation against him with eight hundred thousand chosen men who were valiant warriors.

Civil War

⁴ Then Abijah stood on Mount ^(A)Zemaraim, which is in the hill country of Ephraim, and said, “Listen to me, Jeroboam and all Israel: ⁵ Do you not know that ^(B)the Lord God of Israel gave the rule over Israel forever to David ^[a]and his sons by ^(C)a covenant of salt?