sanctifie them] That is, instruct, and enjoyne the people an holy preparation of themselves, for their approach unto God: and teach them to be pure in heart, as they shew themselves outwardly cleane by washing, Hebrews 10:22. for without holinesse, no man shall see God, Hebrews 12:14. much lesse come nigh him: for iniquitie is a wall of separation betwixt God and man, Isaiah 59:2. wash their clothes] See Annot. on Genesis 35:2.