Psalm 51:2

Wash me completely from my iniquity, and cleanse me from my sin.

Psalm 51:7

Purge me with hyssop, and I shall be clean; wash me, and I shall be whiter than snow.

Isaiah 1:16

Wash yourselves, make yourselves clean; put away the evil of your doings from before My eyes; cease to do evil;

Ezekiel 36:25

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

Acts 22:16

And now what do you intend? Arise and be baptized and wash away your sins, calling on the name of the Lord.

Revelation 1:5

even from Jesus Christ the faithful Witness, the First-born from the dead and the Ruler of the kings of the earth. To Him who loved us and washed us from our sins in His own blood,

Jeremiah 4:14

O Jerusalem, cleanse your heart from evil so that you may be saved. How long shall your vain thoughts lodge within you?

1 Corinthians 6:11

And such were some of you. But you are washed, but you are sanctified, but you are justified in the name of the Lord Jesus, and by the Spirit of our God.

Hebrews 10:21-22

and having a High Priest over the house of God,

Revelation 7:14

And I said to him, Sir, you know. And he said to me, These are the ones who came out of the great tribulation and have washed their robes, and have whitened them in the blood of the Lamb.

Psalm 19:12

Who can understand his errors? Oh make me pure from secret faults;

Zechariah 13:1

In that day there shall be a fountain opened to the house of David, and to the people of Jerusalem, for sin and for uncleanness.

Hebrews 9:13-14

For if the blood of bulls and of goats and the ashes of a heifer sprinkling the unclean sanctifies to the purifying of the flesh,

1 John 1:7-9

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

Treasury of Scripture Knowledge

Summary

Wash me throughly from mine iniquity, and cleanse me from my sin.

Bible References

Cleanse

Psalm 51:7
Purge me with hyssop, and I shall be clean; wash me, and I shall be whiter than snow.
Psalm 19:12
Who can understand his errors? Oh make me pure from secret faults;

General references

Leviticus 15:5
And whoever touches his bed shall wash his clothes and bathe in water, and be unclean until the evening.
Leviticus 16:30
For on that day an atonement shall be made for you, to cleanse you, so that you may be clean from all your sins before Jehovah.
Jeremiah 33:8
And I will cleanse them from all their iniquity by which they have sinned against Me; and I will pardon all their iniquities by which they have sinned, and by which they have transgressed against Me.