Bible Verses About Valleys: Rephaim or giants

From there the border went up the Valley of Hinnom along the southern slope of the Jebusites (that is, Jerusalem) and ascended to the top of the hill that faces the Valley of Hinnom on the west, at the northern end of the Valley of Rephaim.

Then it went down to the foot of the hill that faces the Valley of Hinnom at the northern end of the Valley of Rephaim and ran down the Valley of Hinnom toward the southern slope of the Jebusites and downward to En-rogel.

Now the Philistines had come and spread out in the Valley of Rephaim.

as the reaper gathers the standing grain and harvests the ears with his arm, as one gleans heads of grain in the Valley of Rephaim.