En-hakkore
The name En-hakkore means “fountain of him that called or prayed”.
Easton's Bible Dictionary 1897
Fountain of the crier, the name of the spring in Lehi which burst forth in answer to Samson’s prayer when he was exhausted with the slaughter of the Philistines (Judg. 15:19). It has been identified with the spring ‘Ayun Kara, near Zoreah.
International Standard Bible Encyclopedia 1915
en-hak'-o-re, en-hak-o'-re (`en ha-qore', "spring of the partridge"):
Interpreted (Jud 15:19) as meaning "the spring of him that called." So the Septuagint: pege tou epikaloumenou. The spring was in Lehi but the site is unknown.