Is the doctrine of salvation discussed in Isaiah 49:6, in Acts 13:47 and in John 4:22? What is the relation of salvation as it pertains to Isaiah 49:6, Acts 13:47 and John 4:22? “he says: “It is too light a thing that you should be my servant to raise up the tribes of Jacob and to bring back the preserved of Israel; I will make you as a light for the nations, that my salvation may reach to the end of the earth (ESV, Isaiah 49:6).’ ” “For so the Lord has commanded us, saying, “‘I have made you a light for the Gentiles, that you may bring salvation to the ends of the earth (ESV, Acts 13:47).’ ” “You worship what you do not know; we worship what we know, for salvation is from the Jews (ESV, John 4:22).”