Ye shall even have the great sea for a border - The Mediterranean Sea, called here the Great Sea, to distinguish it from the Dead Sea, the Sea of Tiberias, etc., which were only a sort of lakes. In Hebrew there is properly but one term, ים yam, which is applied to all collections of water apparently stagnant, and which is generally translated sea. The Greek of the New Testament follows the Hebrew, and employs, in general, the word θαλασσα, Sea, whether it speaks of the Mediterranean, or of the sea or lake of Galilee.

Numbers 34:9 and the border shall proceed to Ziphron, and its termination shall be at Hazar-enan. This shall be your north border.

Numbers 34:11 and the border shall go down from Shepham to Riblah on the east side of Ain; and the border shall go down and reach to the slope on the east side of the Sea of Chinnereth.

Pamias. Paneas, the Spring of Jordan.
The maps assign a double spring of Jordan; but by what right it scarce appears; much less does it appear by what right they should call this Jor,--and that Dan. There is indeed mention in Josephus of little Jordan and great Jordan. Hence, as it seems, was the first original of the double spring in the maps, and of a double river at those first springs. For thus Josephus; "There are fountains (in Daphne) which send little Jordan, as it is called, into the great." He treats, in the text cited, of the …
John Lightfoot—From the Talmud and Hebraica