2 Corinthians 7:1

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

Proverbs 8:13

The fear of the LORD is to hate evil. I hate pride, arrogance, the evil way, and the perverse mouth.

2 Corinthians 6:17-18

Therefore, "'Come out from among them, and be separate,' says the Lord. 'Touch no unclean thing. I will receive you.

1 Peter 2:11

Beloved, I beg you as foreigners and pilgrims, to abstain from fleshly lusts, which war against the soul;

1 John 3:3

Everyone who has this hope set on him purifies himself, even as he is pure.

2 Chronicles 19:9

He commanded them, saying, "Thus you shall do in the fear of the LORD, faithfully, and with a perfect heart.

Psalm 19:9

The fear of the LORD is clean, enduring forever. The LORD's ordinances are true, and righteous altogether.

Psalm 51:10

Create in me a clean heart, O God. Renew a right spirit within me.

Psalm 119:9

BET. How can a young man keep his way pure? By living according to your word.

Proverbs 16:6

By mercy and truth iniquity is atoned for. By the fear of the LORD men depart from evil.

Proverbs 20:9

Who can say, "I have made my heart pure. I am clean and without sin?"

Proverbs 30:12

There is a generation that is pure in their own eyes, yet are not washed from their filthiness.

Isaiah 1:16

Wash yourselves, make yourself clean. Put away the evil of your doings from before my eyes. Cease to do evil.

Isaiah 55:7

let the wicked forsake his way, and the unrighteous man his thoughts; and let him return to the LORD, and he will have mercy on him; and to our God, for he will abundantly pardon.

Jeremiah 4:14

Jerusalem, wash your heart from wickedness, that you may be saved. How long shall your evil thoughts lodge within you?

Jeremiah 13:27

I have seen your abominations, even your adulteries, and your neighing, the lewdness of your prostitution, on the hills in the field. Woe to you, Jerusalem. You will not be made clean; how long shall it yet be?'"

Ezekiel 18:30-32

"'Therefore I will judge you, house of Israel, everyone according to his ways,' says the Lord GOD. 'Return, and turn yourselves from all your transgressions; so iniquity shall not be your ruin.

Ezekiel 36:25-26

I will sprinkle clean water on you, and you shall be clean: from all your filthiness, and from all your idols, will I cleanse you.

Matthew 5:8

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

Matthew 5:48

Therefore you shall be perfect, as your heavenly Father is perfect.

Matthew 12:33

"Either make the tree good, and its fruit good, or make the tree corrupt, and its fruit corrupt; for the tree is known by its fruit.

Matthew 23:25-26

"Woe to you, scribes and Pharisees, hypocrites. For you clean the outside of the cup and of the platter, but within they are full of extortion and self-indulgence.

Luke 11:39-40

The Lord said to him, "Now you Pharisees cleanse the outside of the cup and of the platter, but your inward part is full of extortion and wickedness.

Acts 9:31

So the church throughout all Judea and Galilee and Samaria had peace, and were built up. They were multiplied, walking in the fear of the Lord and in the comfort of the Holy Spirit.

Romans 5:20-11

The law came in besides, that the trespass might abound; but where sin abounded, grace abounded more exceedingly;

1 Corinthians 6:20

for you were bought with a price. Therefore glorify God in your body.

2 Corinthians 1:20

For however many are the promises of God, in him they are "Yes." Therefore also through him they are "Amen," to the glory of God through us.

Ephesians 2:3

among whom we also all once lived in the lust of our flesh, doing the desires of the flesh and of the mind, and were by nature children of wrath, even as the rest.

Ephesians 4:12-13

for the perfecting of the saints, to the work of serving, to the building up of the body of Christ;

Philippians 3:12-15

Not that I have already obtained, or am already made perfect; but I press on, if it is so that I may take hold of that for which also I was taken hold of by Christ Jesus.

1 Thessalonians 3:13

to the end he may establish your hearts blameless in holiness before our God and Father, at the coming of our Lord Jesus with all his saints.

1 Thessalonians 4:7

For God called us not for uncleanness, but in sanctification.

1 Thessalonians 5:23

May the God of peace himself sanctify you completely. May your whole spirit, soul, and body be preserved blameless at the coming of our Lord Jesus Christ.

Titus 2:11-14

For the grace of God has appeared, bringing salvation to all mankind,

Hebrews 4:1

Let us fear therefore, lest perhaps anyone of you should seem to have come short of a promise of entering into his rest.

Hebrews 12:23

to the assembly of the firstborn who are enrolled in heaven, to God the Judge of all, to the spirits of just men made perfect,

Hebrews 12:28

So since we are receiving a Kingdom that cannot be shaken, let us give thanks, through which we may offer service pleasing to God, with reverence and awe,

James 4:8

Draw near to God, and he will draw near to you. Cleanse your hands, you sinners; and purify your hearts, you double-minded.

1 Peter 1:22

Seeing you have purified your souls in your obedience to the truth in sincere brotherly affection, love one another from a pure heart fervently:

1 Peter 5:10

And the God of all grace, who called you to his eternal glory in Christ, after you have suffered a little while, will himself restore, confirm, strengthen and establish you.

2 Peter 1:4-8

by which he has granted to us his precious and exceedingly great promises; that through these you may become partakers of the divine nature, having escaped from the corruption that is in the world by lust.

1 John 1:7

But if we walk in the light, as he is in the light, we have fellowship with one another, and the blood of Jesus, his Son, cleanses us from all sin.

1 John 1:9

If we confess our sins, he is faithful and righteous to forgive us the 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
Therefore you shall be perfect, as your heavenly Father is perfect.
Ephesians 4:12
for the perfecting of the saints, to the work of serving, to the building up of the body of Christ;
Philippians 3:12
Not that I have already obtained, or am already made perfect; but I press on, if it is so that I may take hold of that for which also I was taken hold of by Christ Jesus.
1 Thessalonians 3:13
to the end he may establish your hearts blameless in holiness before our God and Father, at the coming of our Lord Jesus with all his saints.
1 Thessalonians 4:7
For God called us not for uncleanness, but in sanctification.
Hebrews 12:23
to the assembly of the firstborn who are enrolled in heaven, to God the Judge of all, to the spirits of just men made perfect,
1 Peter 5:10
And the God of all grace, who called you to his eternal glory in Christ, after you have suffered a little while, will himself restore, confirm, strengthen and establish you.

General references

Leviticus 14:14
The priest shall take some of the blood of the trespass offering, and the priest shall put it on the tip of the right ear of him who is to be cleansed, and on the thumb of his right hand, and on the big toe of his right foot.
Leviticus 15:16
"'If any man has an emission of semen, then he shall bathe all his flesh in water, and be unclean until the evening.