8 Then the line goes up by the valley of the son of Hinnom to the south side of the Jebusite (which is Jerusalem): then up to the top of the mountain in front of the valley of Hinnom to the west, which is at the farthest point of the valley of Rephaim on the north:

Matthew Henry's Commentary on Joshua 15:8

Commentary on Joshua 15:1-12

(Read Joshua 15:1-12)

Joshua allotted to Judah, Ephraim, and the half of Manasseh, their inheritances before they left Gilgal. Afterwards removing to Shiloh, another survey was made, and the other tribes had their portion assigned. In due time all God's people are settled.