Ephesians 5:26-27

to sanctify and cleanse it with the washing of water by the word,

Hebrews 9:13-14

For if the blood of bulls and goats, and the ashes of an heifer sprinkling the unclean, sanctifieth to the purification of the flesh;

1 John 1:7

but if we walk in the light, as He is in the light, we have communion with one another, and the blood of Jesus Christ his Son cleanseth us from all sin.

1 John 1:9

If we confess our sins, He is faithful and just to forgive us our sins, and to cleanse us from all unrighteousness:

Revelation 21:3-4

And I heard a great voice out of heaven, saying, Behold the tabernacle of God is with men, and He will dwell among them, and they shall be his people, and God himself, even their God, will be with them.

Revelation 21:7

He that overcometh shall inherit all things, and I will be a God to him, and he shall be to me a son.

Treasury of Scripture Knowledge

Summary

Neither shall they defile themselves any more with their idols, nor with their detestable things, nor with any of their transgressions: but I will save them out of all their dwellingplaces, wherein they have sinned, and will cleanse them: so shall they be my people, and I will be their God.

They be

Bible References

Will cleanse

Ephesians 5:26
to sanctify and cleanse it with the washing of water by the word,
Hebrews 9:13
For if the blood of bulls and goats, and the ashes of an heifer sprinkling the unclean, sanctifieth to the purification of the flesh;
1 John 1:7
but if we walk in the light, as He is in the light, we have communion with one another, and the blood of Jesus Christ his Son cleanseth us from all sin.

They be

Revelation 21:3
And I heard a great voice out of heaven, saying, Behold the tabernacle of God is with men, and He will dwell among them, and they shall be his people, and God himself, even their God, will be with them.