Akrabbim was in the southern part of Canaan, Joshua 15:2,3, from whence it went up towards the north. This is added to show the great power and large extent of this people.
Related Commentaries of Judges 1:36
Judges 1:36
36 And the coast of the Amorites was from the going up to Akrabbim, from the rock, and upward.