Jesus’ words to Peter, Blessed are you, Simon Bar Jona, “for flesh and blood has not revealed this to you, but my Father who is in heaven” (Mt 16:17), have a remarkable parallel in the Letter to the Galatians: “But when he who had set me apart before I was born, and had called me through his grace, was pleased to reveal his Son to me, in order that I might preach him among the Gentiles, I did not confer with flesh and blood” (Gal 1:15f.; cf. 1:11f.: