Jesus said, Thou art Simon, the son of Jonah — As none had told our Lord these names, this could not but strike Peter. Cephas, which is Peter — Moaning the same in Syriacts which Peter does in Greek, namely, a rock.
Related Commentaries of John 1:42
John 1:42
42 And he brought him to Jesus. And when Jesus beheld him, he said,Thou art Simon the son of Jona: thou shalt be called Cephas, which is by interpretation, A stone.