Numbers 8:6
Take the Levites from among the children of Israel, and cleanse them.
Exodus 19:15
And he said to the people, Be ready for the third day; do not come near your wives.
Isaiah 52:11
Depart, depart, go out from thence, touch not what is unclean; go out of the midst of her, be ye clean, that bear the vessels of Jehovah.
2 Corinthians 7:1
Having therefore these promises, beloved, let us purify ourselves from every pollution of flesh and spirit, perfecting holiness in God's fear.
James 4:8
Draw near to God, and he will draw near to you. Cleanse your hands, sinners, and purify your hearts, ye double-minded.