John 13:9-11

Simon Peter sayd vnto him, Lord, not my feete onely, but also the hands and the head.

Iesus sayd to him, He that is washed, needeth not, saue to wash his feete, but is cleane euery whit: and ye are cleane, but not all.

For hee knewe who should betray him: therefore sayd he, Ye are not all cleane.