Together with the other apostles and older men in Jerusalem, Peter went on to shepherd the Christian congregation through a period of intense trials and rapid expansion. ​ — Acts 1: 15 - 26; 2: 14; 15: 6 - 9.
Koos teiste apostlite ja Jeruusalemma vanematega hoidis Peetrus tõepoolest kristlikku kogudust tol ränkade katsumuste ja kiire kasvu perioodil.