What does 2 Samuel 2:24 mean?

But Joab and Abishai pursued after Abner: and the sun went down when they were come to the hill of Ammah, that lieth before Giah by the way of the wilderness of Gibeon.

Joab also and Abishai pursued after Abner: and the sun went down when they were come to the hill of Ammah, that lieth before Giah by the way of the wilderness of Gibeon.

But Joab and Abishai pursued after Abner: and the sun went down when they were come to the hill of Ammah, that lieth before Giah by the way of the wilderness of Gibeon.

But Joab and Abishai went after Abner: and the sun went down when they came to the hill of Ammah, which is to the east of the road through the waste land of Geba.

And Joab and Abishai pursue after Abner, and the sun hath gone in, and they have come in unto the height of Ammah, which <FI>is<Fi> on the front of Giah, the way of the wilderness of Gibeon.

Now while Joab and Abisai pursued after Abner, the sun went down: and they came as far as the hill of the aqueduct, that lieth over against the valley by the way of the wilderness in Gabaon.

And Joab and Abishai pursued after Abner; and the sun went down when they came to the hill of Ammah, which is before Giah on the way to the wilderness of Gibeon.