John 21:20 in the World English Bible
Then Peter, turning around, saw a disciple following. This was the disciple whom Jesus loved, the one who had also leaned on Jesus’ chest at the supper and asked, “Lord, who is going to betray you?”
Context
19 This spake he, signifying by what death he should glorify God. And when he had spoken this, he saith unto him, Follow me.
20 Then Peter, turning about, seeth the disciple whom Jesus loved following; which also leaned on his breast at supper, and said, Lord, which is he that betrayeth thee?
21 Peter seeing him saith to Jesus, Lord, and what shall this man do?