What is the meaning of "u'Faga b'Charmel ha'Yamah"?
Bi'ur ha'Gra: [The border] encountered the sea of Karmel.
Malbim: When the border finished at Yam ha'Gadol, it was at Karmel, at the south. Shichor Livnas by the sea was at the north of Asher.
What is Shichor Livnas?
Bi'ur ha'Gra: It is the river Livnas. Malbim - to distinguish it from the [Nile] river of Egypt, which is called [Stam] Shichor, it is called Shichor Livnas. 1 Nowadays it is called Balus.
Malbim: There they invented glass, like is written in the chronicles of Tzur. Perhaps it is called Livnas due to Zechuchis Levanah (a precious crystal).