If I wash thee not — If thou dost not submit to my will, thou hast no part with me — Thou art not my disciple. In a more general sense it may mean, If I do not wash thee in my blood, and purify thee by my Spirit, thou canst have no communion with me, nor any share in the blessings of my kingdom.
Related Commentaries of John 13:8
John 13:8
8 Peter saith unto him, Thou shalt never wash my feet. Jesus answered him,If I wash thee not, thou hast no part with me.