2 occurrences in 2 dictionaries
Reference: Ephes-dammim
Easton
boundary of blood, a place in the tribe of Judah where the Philistines encamped when David fought with Goliath (1Sa 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 (1Ch 11:13). It has been identified with the modern Beit Fased, i.e., "house of bleeding", near Shochoh (q.v.).
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Hastings
The place in Judah where the Philistines were encamped at the time when David slew Goliath (1Sa 17:1). The same name appears in 1Ch 11:13 as Pas-Dammim.