en_obs-tn/content/21/14.md

raise him from the dead

That is, "cause him to be alive again."

Through the Messiah's death and resurrection, God would

This could also be translated as, "God would use the Messiah's death and resurrection to" or "The Messiah's death and resurrection would be the way that God would."

start the New Covenant

That is, "put the New Covenant into effect."