A frequent misinterpretation elevates Peter personally as the infallible rock and foundation, supporting papal supremacy and unbroken succession, overlooking the immediate context of Peter's confession of Christ's messiahship as the true cornerstone echoed elsewhere in Scripture; another error assumes the church's absolute invincibility in worldly success, ignoring biblical prophecies of persecution, apostasy, and trials, since the promise means ultimate spiritual victory amid opposition rather than perpetual dominance.
Matthew 16:18
King James Version (1769)
18 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.
Jesus, responding to Peter's confession that He is the Christ, the Son of the living God, renames Simon as Peter meaning rock and declares that upon this rock—Peter's divinely revealed faith in Christ's identity—He will build His church, a living assembly of believers united in that truth, which will endure and triumph over the powers of death and evil, as symbolized by the gates of hell not prevailing against it, offering assurance of the church's eternal security and mission.