John 18:25-27

Meanwhile, Peter was still standing in the courtyard by the fire. And one of the guards standing there said to him, “Aren’t you one of his disciples? I know you are!” Peter swore and said, “I am not his disciple!” But one of the servants of the high priest, a relative to the man whose ear Peter had cut off, looked at him and said, “Wait! Didn’t I see you out there in the garden with Jesus?” Then Peter denied it the third time and said, “No!”—and at that very same moment, a rooster crowed nearby.