The Pulpit Commentary - Isaiah 31:1
Woe to them that go down to Egypt for help (comp. Isaiah 30:1 , Isaiah 30:2 ; and see also the earlier prophecy, Isaiah 20:2-6 ). The examples of Samaria, Gaza, and Ashdod might well have taught the lesson of distrust of Egypt, without any Divine warnings. But the Jews were infatuated, and relied on Egypt despite her previous failures to give effective aid. And stay on horses . The Assyrian cavalry was very numerous, and very efficient. It is often represented on the monuments.... read more
Adam Clarke's Commentary on the Bible - Isaiah 31:5
Passing over "Leaping forward" - The generality of interpreters observe in this place an allusion to the deliverance which God vouchsafed to his people when he destroyed the first-born of the Egyptians, and exempted those of the Israelites sojourning among them by a peculiar interposition. The same word is made use of here which is used upon that occasion, and which gave the name to the feast which was instituted in commemoration of that deliverance, פסח pesach . But the difficulty is to... read more