What would change Saul of Tarsus, a man so dedicated to his religion he rounded up men and women to be bullied, beaten, and killed for following Jesus? What would cause such a man to turn on a dime and take his place with those he oppressed, eventually sacrificing his own life for the very Gospel he previously despised? What best explains that? Only one answer will do. It is the answer given by the one who had earlier renounced Christ with an oath. In Peter’s words, “This Jesus, God raised up again, to which we are all witnesses.”