Numbers 8:6
'Take the Levites from the midst of the sons of Israel, and thou hast cleansed them.
Exodus 19:15
and he saith unto the people, 'Be ye prepared for the third day, come not nigh unto a woman.'
Isaiah 52:11
Turn aside, turn aside, go out thence, The unclean touch not, go out from her midst, Be ye pure, who are bearing the weapons of Jehovah.
2 Corinthians 7:1
Having, then, these promises, beloved, may we cleanse ourselves from every pollution of flesh and spirit, perfecting sanctification in the fear of God;
James 4:8
draw nigh to God, and He will draw nigh to you; cleanse hands, ye sinners! and purify hearts, ye two-souled!