Abijah went into battle with an army of four hundred thousand able fighting men, and Jeroboam drew up a battle line against him with eight hundred thousand able troops.
NIV
And Abijah prepared for battle with an army of valiant men of war, 400,000 chosen men. Jeroboam set the battle in array against him with 800,000 chosen men, mighty men of valor.
AMP
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.
KJV