[Cacophonous]

God's promises were made to national Israel, not the Church? He does not require Jews to find their salvation through the promised Messiah in order to be saved?

[ET(end tyranny)]

He does not require Jews to find their salvation through the promised Messiah in order to be saved?

Of course not. The believing gentiles were to be grafted unto Israel, NOT Israel being grafted unto gentile churches. When the times comes the Jews will accept the Jewish Messiah, and not some gentile/pagan version.