To change thy way - The rival parties at Jerusalem looked one to Assyria, the other to Egypt, for safety. As one or other for the time prevailed, the nation “changed its way,” sending its embassies now eastward to Nineveh, now westward to Memphis.
Thou also ... - literally, also of Egypt “shalt thou be ashamed.” This was literally fulfilled by the failure of the attempt to raise the siege of Jerusalem Jeremiah 37:5.