Matthew 26:22
And they were exceeding sorrowful, and began every one of them to say to him, Lord, is it I?
Mark 14:19-20
And they began to be sorrowful, and to say to him one by one, Is it I? and another said, Is it I?
Luke 22:23
And they began to inquire among themselves, which of them it was that should do this thing.
John 13:22-25
Then the disciples looked one on another, doubting of whom he spoke.
John 21:17
He saith to him the third time, Simon son of Jonas, lovest thou me? Peter was grieved, because he said to him the third time, Lovest thou me? And he said to him, Lord, thou knowest all things; thou knowest that I love thee. Jesus saith to him, Feed my sheep.
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