John 21:20

Peter turned and saw the disciple whom Jesus loved following them; the one who also had leaned back on His chest at the supper and had said, “Lord, who is it that is going to betray You?”

John 21:7

Then that disciple (John) whom Jesus loved (esteemed) said to Peter, “It is the Lord!” So when Simon Peter heard that it was the Lord, he put on his outer tunic (for he was stripped for work) and threw himself into the sea [and swam ashore].

John 20:2

So she ran and went to Simon Peter and to the other disciple (John), whom Jesus loved (esteemed), and said to them, “They have taken away the Lord out of the tomb, and we do not know where they have laid Him!”

John 13:23-26

One of His disciples, whom Jesus loved (esteemed), was leaning against Jesus’ chest.

John 21:24

This is the same disciple who is testifying to these things and has recorded them; and we know [without any doubt] that his testimony is true.

Treasury of Scripture Knowledge

Summary

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?

Bible References

Seeth

John 21:7
Then that disciple (John) whom Jesus loved (esteemed) said to Peter, “It is the Lord!” So when Simon Peter heard that it was the Lord, he put on his outer tunic (for he was stripped for work) and threw himself into the sea [and swam ashore].
John 20:2
So she ran and went to Simon Peter and to the other disciple (John), whom Jesus loved (esteemed), and said to them, “They have taken away the Lord out of the tomb, and we do not know where they have laid Him!”

Which

John 13:23
One of His disciples, whom Jesus loved (esteemed), was leaning against Jesus’ chest.
John 20:2
So she ran and went to Simon Peter and to the other disciple (John), whom Jesus loved (esteemed), and said to them, “They have taken away the Lord out of the tomb, and we do not know where they have laid Him!”