Easton's Bible Dictionary (1897)
Boundary of blood, a place in the tribe of Judah where the Philistines encamped when David fought with Goliath (1 Sam. 17:1). It was probably so called as having been the scene of frequent sanguinary conflicts between Israel and the Philistines. It is called Pas-dammim (1 Chr. 11:13). ).
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
E'PHES-DAM'MIM (boundary of bloodshed), called also PAS-DAM'-MIM. 1 Sam 17:1; 1 Chr 11:13. Van de Velde locates it at a ruin in Wady Sunt called Damim, but Conder thinks we have a trace of the ancient Ephes-dammim in the modern Beit Fased, or "House of Bleeding," near Shochoh. (Tent-Life, ii.
Hitchcock's Bible Names (1869)
effusion of blood