John testified, saying, "I have seen the Spirit descending like a dove out of heaven, and it remained on him.

 When Andrew brought Peter to Jesus, Jesus looked at Peter. The word used of that look is emblepein ( G1689) . It describes a concentrated, intent gaze, the gaze which does not see only the superficial things that lie on the surface, but which reads a man's heart. When Jesus saw Simon, as he was then called, he said to him: "Your name is Simon; but you are going to be called Cephas, which means a rock." 