John 18:16-17, 25-27

but Peter was left standing outside by the gate. Then the other disciple came back out to the servant girl who was guarding the gate and convinced her to allow Peter inside. As he passed inside, the young servant girl guarding the gate took a look at Peter and said to him, “Aren’t you one of his disciples?” He denied it, saying, “No! I’m not!”

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.