2 Samuel 3:30

Demikianlah Yoab bersama adiknya yang bernama Abisai membunuh Abner, karena dia sudah membunuh adik mereka yang bernama Asael dalam pertempuran di Gibeon.

So Joab and Abishai his brother slew Abner, because he had slain their brother Asahel at Gibeon in the battle.