He brought him to Jesus. Jesus looked at him, and said, "You are Simon the son of Jonah. You shall be called Cephas" (which is by interpretation, Peter).

 It was at his baptism that the Spirit came down upon Jesus with power. We must remember that at this time the Christian doctrine of the Spirit had not yet come into being. We have to wait for the last chapters of John's gospel and for Pentecost for that to emerge. When John the Baptist spoke of the Spirit coming upon Jesus, he must have been thinking in Jewish terms. What then was the Jewish idea of the Spirit? 