King James Version
And Abijah set the battle in array with an army of valiant men of war, even four hundred thousand chosen men: Jeroboam also set the battle in array against him with eight hundred thousand chosen men, being mighty men of valour.New International Version
Abijah went into battle with a force of four hundred thousand able fighting men, and Jeroboam drew up a battle line against him with eight hundred thousand able troops.Catholic Public Domain Version
And when Abijah had undertaken the conflict, and he had with him four hundred thousand elect men, very fit for war, Jeroboam set up a battle line opposite him of eight hundred thousand men, who were also elect and very strong in warfare