But Joab and Abishai [Asahel’s brothers] pursued Abner. When the sun was going down, they came to the hill of Ammah, which is in front of Giah on the way to the wilderness of Gibeon.

Now it came about after this that David defeated the Philistines and subdued (humbled) them, and he took control of Metheg-ammah [the main city] from the hand of the Philistines.