It is possible because of the context of chapters 13–17 to relate this cleansing back to the foot washing of chapter 13. They were already bathed (saved) but their feet needed to be washed (continual forgiveness). This PRESENT TENSE verb addressed the disciples as 1 John 1:9 seems to confirm. It is not only obedience that is required for “abiding” but also on-going repentance! The purpose of suffering in the life of the believer may have several aspects: (1) develop Christlikeness (cf. Heb. 5:8);