John 13:25

So he leaned back against Jesus and asked Him, “Lord, who is it?”

John 21:20

So Peter turned around and saw the disciple Jesus loved following them. That disciple was the one who had leaned back against Jesus at the supper and asked, “Lord, who is the one that’s going to betray You?”

Genesis 44:4-12

They had not gone very far from the city when Joseph said to his steward, “Get up. Pursue the men, and when you overtake them, say to them, ‘Why have you repaid evil for good?

Esther 7:5

King Ahasuerus spoke up and asked Queen Esther, “Who is this, and where is the one who would devise such a scheme?”

Treasury of Scripture Knowledge

Summary

He then lying on Jesus' breast saith unto him, Lord, who is it?

General references

Bible References

Who

Genesis 44:4
They had not gone very far from the city when Joseph said to his steward, “Get up. Pursue the men, and when you overtake them, say to them, ‘Why have you repaid evil for good?
Esther 7:5
King Ahasuerus spoke up and asked Queen Esther, “Who is this, and where is the one who would devise such a scheme?”

General references

Matthew 26:22
Deeply distressed, each one began to say to Him, “Surely not I, Lord?”
Luke 22:23
So they began to argue among themselves which of them it could be who was going to do this thing.

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.