19 And they began to be sorrowful, and to say unto him one by one, Is it I? and another, Is it I?
Mark 14:19 Cross References - JPS_ASV_Byz
Matthew 26:22
22 And they were exceeding sorrowful, and began every one of them to say unto him, Is it I, Lord?
Luke 22:21-23
John 13:22
22 The disciples looked one on another, doubting of whom he spake.