Egypt’s help is futile and empty; therefore I have called her Rahab Who Sits Still.
7. Surely the Egyptians are vanity. {Bogus footnote} This verse contains the explanation of the former statement; for he repeats and threatens the same thing, that the Egyptians, after having worn out the Jews by various annoyances and by prodigious expense, will be of no service to them. “The strength of Egypt” will do them no good, even though he be earnest in assisting them, and employ all his forces.
It was often the fault and folly of the people of the Jews that, when they were insulted by their neighbours on one side, they sought for succour from their neighbours on the other side, instead of looking up to God and putting their confidence in him. Against the Israelites they sought to the Syrians, Ch2 16:2, Ch2 16:3. Against the Syrians they sought to the Assyrians, Kg2 16:7.
Commenting on Isaiah 30:1-7
For the Egyptians shall help in vain, and to no purpose,.... Not sending help in time, or such as did no service; though they made a show of help, and attempted to help them, or seemed to do so, yet failed to do it: therefore have I cried; proclaimed or published, either the Lord by the prophet, or the prophet in the name of the...