Concise Bible Dictionary:
Landmark at the boundary of Asher (Josh. 19:26). Identified by some with the stream Nahr Namein, 32° 54' N, 35° 5' E.
Potts’ Bible Proper Names:
Blackness of Libnath; darkish, whiteness:―boundary of Asher, Josh. 19:26. {Nigror Libnathis}