John 13:6-9

When He came to Simon Peter, he said to Him, “Lord, are You going to wash my feet?” Jesus replied to him, “You do not realize now what I am doing, but you will [fully] understand it later.” Peter said to Him, “You will never wash my feet!” Jesus answered, “Unless I wash you, you have no part with Me [we can have nothing to do with each other].” Simon Peter said to Him, “Lord, [in that case, wash] not only my feet, but also my hands and my head!”