Deuteronomy 21:6

And all the elders of that city, who are nearest to the slain man, shall wash their hands over the heifer whose neck was broken in the valley,

Psalm 26:6

I will wash my hands in innocence, so I will encompass thine altar, O LORD,

Psalm 73:13

Surely in vain I have cleansed my heart, and washed my hands in innocence,

Job 9:30

If I wash myself with snow water, and make my hands ever so clean,

Psalm 19:12

Who can discern [his] errors? Clear thou me from hidden [faults].

Psalm 51:2

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

Psalm 51:7

Purify me with hyssop, and I shall be clean. Wash me, and I shall be whiter than snow.

Psalm 51:14

Deliver me from blood guiltiness, O God, thou God of my salvation. [And] my tongue shall sing aloud of thy righteousness.

Jeremiah 2:22

For though thou wash thee with lye, and take thee much soap, yet thine iniquity is marked before me, says lord LORD.

Matthew 27:24-25

And when Pilate saw that he was accomplishing nothing, but rather an uproar was developing, after taking water, he washed his hands in front of the multitude, saying, I am innocent of the blood of this righteous man. See ye to it.

Hebrews 9:10

only in foods and drinks and various washings: carnal ordinances imposed until a time of reformation.

Treasury of Scripture Knowledge

Summary

And all the elders of that city, that are next unto the slain man, shall wash their hands over the heifer that is beheaded in the valley:

Bible References

Wash their hands

Job 9:30
If I wash myself with snow water, and make my hands ever so clean,
Psalm 19:12
Who can discern [his] errors? Clear thou me from hidden [faults].
Psalm 26:6
I will wash my hands in innocence, so I will encompass thine altar, O LORD,
Psalm 51:2
Wash me thoroughly from my iniquity, and cleanse me from my sin.
Psalm 73:13
Surely in vain I have cleansed my heart, and washed my hands in innocence,
Jeremiah 2:22
For though thou wash thee with lye, and take thee much soap, yet thine iniquity is marked before me, says lord LORD.
Matthew 27:24
And when Pilate saw that he was accomplishing nothing, but rather an uproar was developing, after taking water, he washed his hands in front of the multitude, saying, I am innocent of the blood of this righteous man. See ye to it.
Hebrews 9:10
only in foods and drinks and various washings: carnal ordinances imposed until a time of reformation.