John 13:23: The Disciple Whom Jesus Loved
John 13:23 does not tell us why Jesus loved John. It tells us that being loved is how this disciple is known, and that his nearness at the table became the place from which Peter's question was asked.
Who Were Lazarus' Sisters? Mary and Martha
Mary and Martha are Lazarus' sisters in John 11:1–5, introduced through their brother and their appeal to Jesus. The passage anchors everything that follows in the plain statement that Jesus loved them.
Why Jesus Washed His Disciples' Feet
Jesus washed his disciples' feet to show the full extent of his love and to leave a pattern of lowly service. The washing reveals who he is before it commands what his followers do.