When God gave a new name
Simon to Peter
This renaming begins almost at the first meeting. Before the great confession, before the walking on water, before the denial and the restoration, Jesus looks at a fisherman named Simon and speaks a new name over him. It is one of the earliest things Jesus does with this man, as if the whole friendship will be about becoming what he is called. Simon is impulsive, warm, quick to speak and quick to stumble. He is anything but stable. Yet Jesus names him stone. The gap between the man and the name is wide, and that gap is part of the point. Peter will spend the rest of the Gospels growing, slowly and painfully, into what Jesus saw in him from the start.
“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.”John 1:42
“And I say also unto thee, That thou art Peter, and upon this rock I will build my church; and the gates of hell shall not prevail against it.”Matthew 16:18
“Ye also, as lively stones, are built up a spiritual house, an holy priesthood, to offer up spiritual sacrifices, acceptable to God by Jesus Christ.”1 Peter 2:5
The name that was given
In John 1:42 Jesus looks at Simon, son of Jonah, and tells him he will be called Cephas, which is translated Peter. Cephas is Aramaic for rock or stone, and Peter, Petros in Greek, means the same. It is Jesus Himself who gives the name, at their very first encounter, brought by Simon's brother Andrew. Later, in Matthew 16:18, after Peter confesses that Jesus is the Christ, the Son of the living God, Jesus speaks of building His church upon the rock. The old name, Simon, was ordinary and his own from birth. The new name was a calling, spoken by the Lord and meant to be grown into over years of following.
What the new name means
Cephas and Peter both mean rock or stone, a striking name for a man whose temperament was famously unsteady. The name was not a description of who Simon already was. It was a promise of what grace would make him. Its meaning shaped his calling toward foundation, steadiness, and endurance, qualities he would only fully show after the resurrection and Pentecost. Interestingly, Peter himself later widens the image. In 1 Peter 2:5 he tells all believers that they too are living stones being built into a spiritual house. The man named Stone came to see that Christ makes stones of many. His new name became a lens through which he understood the whole church.
How it points to Christ
The name points to Christ, though Christians read Matthew 16:18 in different ways, and it is fair to hold that with humility. Some understand the rock to be Peter himself in his confessing role, others the confession he made, others Christ. What all can agree on is that the New Testament finally names Christ as the true foundation. Paul writes that no other foundation can be laid than Jesus Christ, and Peter himself calls Jesus the chief cornerstone the builders rejected, drawing on Psalm 118 and Isaiah 28. So Peter is a stone only because he rests on the Rock. The one renamed at the first meeting became a foundation stone of the church precisely by pointing away from himself to the Lord who named him.
Questions people ask
Did Jesus really give Peter a new name?
Yes. John 1:42 records Jesus naming Simon as Cephas, which is Peter, at their first meeting, and the name recurs throughout the Gospels. Cephas is Aramaic and Peter is its Greek equivalent, both meaning rock. Unlike Saul and Paul, this is a genuine divine renaming, a calling Jesus placed on the fisherman that he grew into over years of following.
Does building on this rock mean the church is built on Peter?
Christians read Matthew 16:18 differently. Some see the rock as Peter in his confessing role, some as his confession that Jesus is the Christ, and some as Christ Himself. The New Testament clearly calls Jesus the one foundation and chief cornerstone. It is honest and ecumenical to hold this passage with humility, since faithful believers have long understood it in more than one way.