The sermon centers on the profound identity of Jesus Christ as the Son of the living God and the Savior who came to redeem His people from their sins, a truth revealed not by human reason but by divine revelation. It emphasizes that Jesus' name—meaning 'Jehovah saves'—reflects His divine mission to save sinners, a mission fulfilled through His life, death, and resurrection, and affirmed by Peter's confession, which was divinely granted. The sermon unfolds Peter's transformation from a fisherman to a foundational figure in the church, illustrating how true faith is not in human strength but in Christ, the unshakable rock, fortress, shield, and deliverer who remains steadfast amid life's trials and persecutions. Through Peter's experiences—denial, imprisonment, miraculous deliverance, and martyrdom—the message underscores that God uses broken vessels, empowering them through prayer, divine intervention, and the sustaining power of faith in Christ. Ultimately, the sermon calls believers to a simple yet profound trust: Jesus is the Christ, the Son of the living God, and in Him alone lies eternal security, salvation, and hope.