John 13:6-10 NAS

6 So He came to Simon Peter. He said to Him, "Lord, do You wash my feet?"
7 Jesus answered and said to him, "What I do you do not realize now, but you will understand 1hereafter *."

References for John 13:7

8 Peter said to Him, "Never * shall You wash my feet!" Jesus answered him, "2If I do not wash you, 3you have no part with Me."
9 Simon Peter said to Him, "Lord, then wash not only my feet, but also my hands and my head."
10 Jesus said to him, "He who has bathed needs only * * to wash his feet, but is completely clean; and 4you are clean, but not all of you."

References for John 13:10