John Dummelow's Commentary on the Bible - Isaiah 43:1-28
The Mission of Israel1-21. The dispersed Israelites shall be ransomed and restored. They are witnesses before the world that Jehovah is the true God. A second and more wonderful exodus is in store for Israel. 22-28. This deliverance is not a return for service rendered to God, but a free gift.1. But now] In contrast to the wrath poured upon Israel (Isaiah 42:24-25) God will manifest His redeeming love. 3. Egypt, etc.] The meaning is that these nations shall take the place of Israel as vassals.... read more
Expository Notes of Dr. Thomas Constable - Isaiah 43:21
More important, God’s chosen people, whom He carefully formed for Himself, not ultimately for their own welfare, would praise Him. God created Israel for His own praise, as human witnesses to His greatness. This continues to be the function of God’s people (cf. Luke 1:74-75; Ephesians 1:4-6; 1 Peter 2:9)."Still a third and more glorious ’Exodus’ will take place when the Messiah returns to regather His people (cf. Isaiah 43:5-6) and establish His millennial reign on earth." [Note: J. Martin, p.... read more