They grabbed each other by the hair and stabbed each other in the side with their daggers. They all died there! That's why the place in Gibeon is called “Field of Daggers”.
Abner shouted to Joab, “Aren't we ever going to stop killing each other? Don't you know that the longer we keep on doing this, the worse it's going to be when it's all over? When are you going to order your men to stop chasing their own relatives?”
and each of them attacked and killed an enemy soldier. The rest of the Syrian army turned and ran, and the Israelites went after them. Benhadad and some others escaped on horses,