Easton's Bible Dictionary (1897)
Well of heroes, probably the name given to Beer, the place where the chiefs of Israel dug a well (Num. 21:16; Isa. 15:8).
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
BE'ER-E'LIM (well of heroes). Isa 15:8. See Beer, 1.