A question that changed the conversation
Jesus travelled with his disciples into the region of Caesarea Philippi and asked who people believed he was. After they repeated the public guesses, Jesus made it personal: who did they say he was? Peter answered by recognising Jesus as the promised Christ and the Son of the living God (Matthew 16:13-16).
This was not simply a compliment or a political label. Peter was confessing that Jesus was God's chosen King and uniquely God's Son. Mark records the same decisive exchange, showing how central this confession was to the disciples' growing understanding of Jesus (Mark 8:27-30).
And Simon Peter answered and said, Thou art the Christ, the Son of the living God.
Jesus speaks about his church
At Caesarea Philippi, Jesus responded to Peter by saying that this truth had been revealed by the Father. He then spoke of building his church, with the powers of death and evil unable to finally overcome it (Matthew 16:17-18). This is the first time the word church appears in Matthew's Gospel.
Christians have long differed over what Jesus meant by the rock in this conversation. Some understand it chiefly as Peter and his leadership, while others understand it as Peter's confession of faith, or Christ himself. Whatever view is taken, the passage puts Jesus at the centre: the church belongs to him, and he is the one who builds it.
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.
Keys, responsibility, and the gospel
Jesus also spoke to Peter about the keys of the kingdom and about binding and loosing (Matthew 16:19). The image points to real responsibility in serving God's kingdom, not personal power or status. Later, Jesus used similar language when teaching his disciples about the life and discipline of their community (Matthew 18:18).
Peter's later ministry shows this responsibility in action. On the day of Pentecost he proclaimed Jesus' death and resurrection, calling people to turn to God and be baptised (Acts 2:36-38). He also saw the gospel welcomed by Cornelius, a Gentile, making clear that God shows no partiality (Acts 10:34-35).
A turning point on the road to the cross
Immediately after Peter's confession, Jesus began to tell the disciples that he would go to Jerusalem, suffer, be killed, and rise again (Matthew 16:21). Peter struggled to accept this, but Jesus would not let his mission be separated from the cross (Matthew 16:22-23).
So Caesarea Philippi matters because it joins two truths that belong together. Jesus is the Christ, God's promised Saviour, and he saves not by avoiding suffering but by giving himself for others. Reading this scene invites the same honest question Jesus asked his friends: who do you say he is? Keep reading the Gospels with that question in view.
From that time forth began Jesus to shew unto his disciples, how that he must go unto Jerusalem, and suffer many things of the elders and chief priests and scribes, and be killed, and be raised again the third day.