Then this saying went out among the brethren that this disciple would not die. Yet Jesus did not say to him that he would not die, but, "If I will that he remain till I come, what is that to you?"
John 21:23
Surrounding context
21:22 Jesus said to him, "If I will that he remain till I come, what is that to you? You follow Me."
21:23 Then this saying went out among the brethren that this disciple would not die. Yet Jesus did not say to him that he would not die, but, "If I will that he remain till I come, what is that to you?"
21:24 This is the disciple who testifies of these things, and wrote these things; and we know that his testimony is true.