2 Corinthians 7:1

Therefore, having 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;
Pride and arrogance and the evil way
And the perverted mouth, I hate.

2 Corinthians 6:17-18

Therefore, come out from their midst and be separate,” says the Lord.
And do not touch what is unclean;
And I will welcome you.

1 Peter 2:11

Beloved, I urge you as aliens and strangers to abstain from fleshly lusts which wage war against the soul.

1 John 3:3

And everyone who has this hope fixed on Him purifies himself, just as He is pure.

2 Chronicles 19:9

Then he charged them saying, “Thus you shall do in the fear of the Lord, faithfully and wholeheartedly.

Psalm 19:9

The fear of the Lord is clean, enduring forever;
The judgments of the Lord are true; they are righteous altogether.

Psalm 51:10

Create in me a clean heart, O God,
And renew a steadfast spirit within me.

Psalm 119:9

Beth.
How can a young man keep his way pure?
By keeping it according to Your word.

Proverbs 16:6

By lovingkindness and truth iniquity is atoned for,
And by the fear of the Lord one keeps away from evil.

Proverbs 20:9

Who can say, “I have cleansed my heart,
I am pure from my sin”?

Proverbs 30:12

There is a kind who is pure in his own eyes,
Yet is not washed from his filthiness.

Isaiah 1:16

Wash yourselves, make yourselves clean;
Remove the evil of your deeds from My sight.
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 compassion on him,
And to our God,
For He will abundantly pardon.

Jeremiah 4:14

Wash your heart from evil, O Jerusalem,
That you may be saved.
How long will your wicked thoughts
Lodge within you?

Jeremiah 13:27

“As for your adulteries and your lustful neighings,
The lewdness of your prostitution
On the hills in the field,
I have seen your abominations.
Woe to you, O Jerusalem!
How long will you remain unclean?”

Ezekiel 18:30-32

“Therefore I will judge you, O house of Israel, each according to his conduct,” declares the Lord God. “Repent and turn away from all your transgressions, so that iniquity may not become a stumbling block to you.

Ezekiel 36:25-26

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

Matthew 5:8

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

Matthew 5:48

Therefore you are to be perfect, as your heavenly Father is perfect.

Matthew 12:33

“Either make the tree good and its fruit good, or make the tree bad and its fruit bad; 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 dish, but inside they are full of robbery and self-indulgence.

Luke 11:39-40

But the Lord said to him, “Now you Pharisees clean the outside of the cup and of the platter; but inside of you, you are full of robbery and wickedness.

Acts 9:31

So the church throughout all Judea and Galilee and Samaria enjoyed peace, being built up; and going on in the fear of the Lord and in the comfort of the Holy Spirit, it continued to increase.

Romans 5:20-11

The Law came in so that the transgression would increase; but where sin increased, grace abounded all the more,

1 Corinthians 6:20

For you have been bought with a price: therefore glorify God in your body.

2 Corinthians 1:20

For as many as are the promises of God, in Him they are yes; therefore also through Him is our Amen to the glory of God through us.

Ephesians 2:3

Among them we too all formerly lived in the lusts of our flesh, indulging 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 equipping of the saints for the work of service, to the building up of the body of Christ;

Philippians 3:12-15

Not that I have already obtained it or have already become perfect, but I press on so that I may lay hold of that for which also I was laid hold of by Christ Jesus.

1 Thessalonians 3:13

so that He may establish your hearts without blame in holiness before our God and Father at the coming of our Lord Jesus with all His saints.

1 Thessalonians 4:7

For God has not called us for the purpose of impurity, but in sanctification.

1 Thessalonians 5:23

Now may the God of peace Himself sanctify you entirely; and may your spirit and soul and body be preserved complete, without blame at the coming of our Lord Jesus Christ.

Titus 2:11-14

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

Hebrews 4:1

Therefore, let us fear if, while a promise remains of entering His rest, any one of you may seem to have come short of it.

Hebrews 12:23

to the general assembly and church of the firstborn who are enrolled in heaven, and to God, the Judge of all, and to the spirits of the righteous made perfect,

Hebrews 12:28

Therefore, since we receive a kingdom which cannot be shaken, let us show gratitude, by which we may offer to God an acceptable service 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

Since you have in obedience to the truth purified your souls for a sincere love of the brethren, fervently love one another from the heart,

1 Peter 5:10

After you have suffered for a little while, the God of all grace, who called you to His eternal glory in Christ, will Himself perfect, confirm, strengthen and establish you.

2 Peter 1:4-8

For by these He has granted to us His precious and magnificent promises, so that by them you may become partakers of the divine nature, having escaped the corruption that is in the world by lust.

1 John 1:7

but if we walk in the Light as He Himself 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 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
Therefore you are to be perfect, as your heavenly Father is perfect.
Ephesians 4:12
for the equipping of the saints for the work of service, to the building up of the body of Christ;
Philippians 3:12
Not that I have already obtained it or have already become perfect, but I press on so that I may lay hold of that for which also I was laid hold of by Christ Jesus.
1 Thessalonians 3:13
so that He may establish your hearts without blame in holiness before our God and Father at the coming of our Lord Jesus with all His saints.
1 Thessalonians 4:7
For God has not called us for the purpose of impurity, but in sanctification.
Hebrews 12:23
to the general assembly and church of the firstborn who are enrolled in heaven, and to God, the Judge of all, and to the spirits of the righteous made perfect,
1 Peter 5:10
After you have suffered for a little while, the God of all grace, who called you to His eternal glory in Christ, will Himself perfect, confirm, strengthen and establish you.

General references

Leviticus 14:14
The priest shall then take some of the blood of the guilt offering, and the priest shall put it on the lobe of the right ear of the one to be cleansed, and on the thumb of his right hand and on the big toe of his right foot.
Leviticus 15:16
Now if a man has a seminal emission, he shall bathe all his body in water and be unclean until evening.