2 Corinthians 7:1

Seeing that we have such promises, dearly beloved, let us cleanse ourselves from all filthiness of the flesh and spirit, and grow up to full holiness in the fear of God.

Proverbs 8:13

With me is the fear of the LORD, and the eschewing of evil. As for pride, disdain, and evil way, and a mouth that speaketh wicked things, I utterly abhor them.

2 Corinthians 6:17-18

Wherefore, "Come out from among them, and separate yourselves," saith the Lord, "and touch none unclean thing: so will I receive you,

1 Peter 2:11

Dearly beloved, I beseech you as strangers, and pilgrims, abstain from fleshly lusts which fight against the soul,

1 John 3:3

And every man that hath this hope in him, purgeth himself, even as he is pure.

2 Chronicles 19:9

And he charged them, saying, "Do even so in the fear of the LORD with truth and pure heart.

Psalm 19:9

The fear of the LORD is clean, and endureth forever: the judgments of the LORD are true and righteous altogether.

Psalm 51:10

Make in me a clean heart, O God, and renew a right spirit within me.

Psalm 119:9

{Beth} Wherewithal shall a young man cleanse his way? Even by ruling himself after thy word.

Proverbs 16:6

With loving mercy and faithfulness, sins be forgiven; and whoso searcheth the LORD eschewth evil.

Proverbs 20:9

Who can say, "My heart is clean, I am innocent from sin"?

Proverbs 30:12

The generation that think themselves clean, shall not be cleansed from their filthiness.

Isaiah 1:16

Thus saith the LORD God: Wash and be clean; put away the wickedness of your imaginations out of my sight. Cease to do evil and learn to do well.

Isaiah 55:7

Let the ungodly man forsake his ways and the unrighteous his imaginations, and turn again unto the LORD: so shall he be merciful unto him; and to our God, for he is ready to forgive.

Jeremiah 4:14

O Jerusalem, wash thine heart from wickedness, that thou mayest be helped. How long shall thy noisesome thoughts remain with thee?

Jeremiah 13:27

thy adultery, thy deadly malice, thy beastliness, and thy shameful whoredom. For upon the fields and hills I have seen thy abominations. Woe be unto thee, O Jerusalem. When wilt thou ever be cleansed any more?"

Ezekiel 18:30-32

"As for me, I will judge every man, according to his ways, O ye house of Israel, sayeth the LORD God. Wherefore be converted, and turn you clean from all your wickedness, so shall there no sin do you harm.

Ezekiel 36:25-26

And I will pour pure water upon you, and ye shall be cleansed from all uncleanness, and from all your idols. I will cleanse you.

Matthew 5:8

Blessed are the pure in heart: for they shall see God.

Matthew 5:48

Ye shall therefore be perfect even as your father which is in heaven is perfect.

Matthew 12:33

Either make the tree good, and his fruit good also, or else make the tree evil, and his fruit evil also. For the tree is known by his fruit.

Matthew 23:25-26

Woe be to you scribes and Pharisees, hypocrites, for ye which make clean the outer side of the cup, and of the platter: but within they are full of bribery and excess.

Luke 11:39-40

And the Lord said to him, "Now do ye, O Pharisees, make clean the outside of the cup, and of the platter: but your inward parts are full of ravening and wickedness.

Acts 9:31

Then had the congregations rest, throughout all Jewry and Galilee and Samaria, and were edified, and walked in the fear of the Lord; And multiplied by the comfort of the holy ghost.

Romans 5:20-11

But the law, in the meantime, entered in that sin should increase. Neverthelater, where abundance of sin was, there was more plenteousness of grace.

1 Corinthians 6:20

For ye are dearly bought. Therefore glorify ye God in your bodies and in your spirits, for they are God's.

2 Corinthians 1:20

For all the promises of God, in him are "Yea": and are in him "Amen," unto the laud of God through us.

Ephesians 2:3

among which we also had our conversation in time past, in the lusts of our flesh, and fulfilled the will of the flesh, and of the mind: and were naturally the children of wrath, even as well as others.

Ephesians 4:12-13

that the saints might have all things necessary to work and minister withal, to the edifying of the body of Christ,

Philippians 3:12-15

Not as though I had already attained to it, either were already perfect: but I follow, if that I may comprehend that, wherein I am comprehended of Christ Jesus.

1 Thessalonians 3:13

to make your hearts that they might be stable and unblamable in holiness before God our father, at the coming of our Lord Jesus Christ, with all his saints.

1 Thessalonians 4:7

For God hath not called us unto uncleanness: but unto holiness.

1 Thessalonians 5:23

The very God of peace sanctify you throughout. And I pray God that your whole spirit, soul, and body, be kept faultless unto the coming of our Lord Jesus Christ.

Titus 2:11-14

For the grace of God, that bringeth salvation unto all men, hath appeared

Hebrews 4:1

Let us fear, therefore, lest any of us forsaking the promise of entering into his rest, should seem to come behind.

Hebrews 12:23

and unto the congregation of the first born sons, which are written in heaven, and to God, the judge of all, and to the spirits of just and perfect men:

Hebrews 12:28

Wherefore if we receive a kingdom which is not moved, we have grace, whereby we may serve God and please him with reverence and godly fear.

James 4:8

Draw nigh to God, and he will draw nigh to you. Cleanse your hands ye sinners, and purge your hearts ye wavering minded.

1 Peter 1:22

And forasmuch as ye have purified your souls through the spirit, in obeying the truth for to love brotherly without feigning, see that ye love one another with a pure heart, fervently:

1 Peter 5:10

The God of all grace - which called you unto his eternal glory by Christ Jesus - shall his own self, after ye have suffered a little affliction, make you perfect: shall settle, strengthen, and establish you.

2 Peter 1:4-8

by the means whereof are given unto us excellent and most great promises; that by the help of them ye should be partakers of the godly nature, in that ye flee the corruption of worldly lust.

1 John 1:7

but and if we walk in light even as he is in light, then have we fellowship together, and the blood of Jesus Christ his son cleanseth us from all sin.

1 John 1:9

If we knowledge our sins, he is faithful and just, to forgive us our sins, and to cleanse us from all unrighteousness.

Treasury of Scripture Knowledge

Summary

Having therefore these promises, dearly beloved, let us cleanse ourselves from all filthiness of the flesh and spirit, perfecting holiness in the fear of God.

General references

Bible References

Perfecting

Matthew 5:48
Ye shall therefore be perfect even as your father which is in heaven is perfect.
Ephesians 4:12
that the saints might have all things necessary to work and minister withal, to the edifying of the body of Christ,
Philippians 3:12
Not as though I had already attained to it, either were already perfect: but I follow, if that I may comprehend that, wherein I am comprehended of Christ Jesus.
1 Thessalonians 3:13
to make your hearts that they might be stable and unblamable in holiness before God our father, at the coming of our Lord Jesus Christ, with all his saints.
1 Thessalonians 4:7
For God hath not called us unto uncleanness: but unto holiness.
Hebrews 12:23
and unto the congregation of the first born sons, which are written in heaven, and to God, the judge of all, and to the spirits of just and perfect men:
1 Peter 5:10
The God of all grace - which called you unto his eternal glory by Christ Jesus - shall his own self, after ye have suffered a little affliction, make you perfect: shall settle, strengthen, and establish you.

General references

Leviticus 14:14
"Then let the priest take of the blood of the trespass offering, and put it upon the tip of the right ear of him that is cleansed, and upon the thumb of his right hand, and upon the great toe of his right foot.
Leviticus 15:16
"'If any man's seed depart from him in his sleep, he shall wash his flesh in water and be unclean until evening.