8 then the boundary goes up by the valley of the son of Hinnom at the southern slope of the Jebusites (that is, Jerusalem); and the boundary goes up to the top of the mountain that lies over against the valley of Hinnom, on the west, at the northern end of the valley of Rephaim;
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.