Jesus fulfilled the entire Old Testament by suffering, rising from the dead, and having forgiveness preached to all the nations.
Continuing the final conversation with his disciples in John 14:15-31, Jesus told them how to show their love for him and of the gifts...
When Peter explained what happened at Cornelius‘s house, the Jewish Christians were amazed that God had given salvation also to non-Jews!
The rejection of Jesus by many Israelites is God‘s plan for the salvation of the nations, and even of Israel itself.