'Top' in the Bible

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:

And the limit is marked out from the top of the mountain to the fountain of the waters of Nephtoah, and out to the towns of Mount Ephron, as far as Baalah (which is Kiriath-jearim):