Verse 15. Destroy - Shall not only divide it, as of old, but dry it up, that it may be an high-way. The sea - The Red Sea, which may well be called the Egyptian sea, both because it borders upon Egypt, and because the Egyptians were drowned in it, which is called a tongue in the Hebrew text, Josh. xv, 2, 5, as having some resemblance with a tongue: for which reason the name of tongue hath been given by geographers to promontories of land which shoot forth into the sea, as this sea did shoot out of the main ocean into the land. Rivers - Nile. Seven streams - For which it is famous in all authors.
Verse 16. As it was - As there was another high-way from Egypt. All impediments shall be removed, and a way made for the return of God's Israel from all parts of the world. He mentions Assyria, because thither the ten tribes were carried, whose case seemed to be most desperate.