And I say to thee: That thou art Peter; and upon this rock I will build my church, and the gates of hell shall not prevail against it.
This is a singular guarantee given to the Catholic Church. “Fear not”
Yes, indeed. I think of that every single day.
At the Vatican, at the entrance of St. Peter's Bascilica, there is the list of all the Popes for the last almost 2000 years, with Peter/Simon bar Jonah's name at the top.
Their names ARE engraved in granite.