John uses the literary device of Peter's misunderstanding to prompt an explanation of the action by Jesus. When he says that not all the disciples will be clean, he is referring to the betrayal by Judas. ... Here John gives the reader a foretaste of Jesus' sacrifice on the cross, which is the fullest expression of service.
Answers & Comments
Answer:
John uses the literary device of Peter's misunderstanding to prompt an explanation of the action by Jesus. When he says that not all the disciples will be clean, he is referring to the betrayal by Judas. ... Here John gives the reader a foretaste of Jesus' sacrifice on the cross, which is the fullest expression of service.