صَمُوئِيلَ ٱلثَّانِي 3:30

فَقَتَلَ يُوآبُ وَأَبِيشَايُ أَخُوهُ أَبْنَيْرَ، لِأَنَّهُ قَتَلَ عَسَائِيلَ أَخَاهُمَا فِي جِبْعُونَ فِي ٱلْحَرْبِ.

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