In that day: i.e. the glorious future, the day of the LORD. Not the same as Isaiah 19:11. highway. See note on Isaiah 7:3.
Related Commentaries of Isaiah 19:23
Isaiah 19:23
23 In that day shall there be a highway out of Egypt to Assyria, and the Assyrian shall come into Egypt, and the Egyptian into Assyria, and the Egyptians shall serve with the Assyrians.