John 21:7

21:7 Then the disciple whom Jesus loved said to Peter, “It is the Lord!” So Simon Peter, when he heard that it was the Lord, tucked in his outer garment (for he had nothing on underneath it), and plunged into the sea.

John 21:23

21:23 So the saying circulated among the brothers and sisters that this disciple was not going to die. But Jesus did not say to him that he was not going to die, but rather, “If I want him to live until I come back, what concern is that of yours?”