Psalm 26:6

I will wash my hands in innocency, and will encompass thine altar, O Jehovah,

Psalm 73:13

Truly have I purified my heart in vain, and washed my hands in innocency:

Exodus 30:19-20

And Aaron and his sons shall wash their hands and their feet out of it.

Psalm 43:4

Then will I go unto the altar of God, unto the God of the gladness of my joy: yea, upon the harp will I praise thee, O God, my God.

Psalm 24:4

He that hath blameless hands and a pure heart; who lifteth not up his soul unto vanity, nor sweareth deceitfully:

Isaiah 1:16-18

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

Malachi 2:11-13

Judah hath dealt unfaithfully, and an abomination is committed in Israel and in Jerusalem; for Judah hath profaned the sanctuary of Jehovah which he loved, and hath married the daughter of a strange god.

Matthew 5:23-24

If therefore thou shouldest offer thy gift at the altar, and there shouldest remember that thy brother has something against thee,

1 Corinthians 11:28-29

But let a man prove himself, and thus eat of the bread, and drink of the cup.

1 Timothy 2:8

I will therefore that the men pray in every place, lifting up pious hands, without wrath or reasoning.

Titus 3:5

not on the principle of works which have been done in righteousness which we had done, but according to his own mercy he saved us through the washing of regeneration and renewal of the Holy Spirit,

Hebrews 10:19-22

Having therefore, brethren, boldness for entering into the holy of holies by the blood of Jesus,

Treasury of Scripture Knowledge

Summary

I will wash mine hands in innocency: so will I compass thine altar, O LORD:

Bible References

Wash

Psalm 24:4
He that hath blameless hands and a pure heart; who lifteth not up his soul unto vanity, nor sweareth deceitfully:
Psalm 73:13
Truly have I purified my heart in vain, and washed my hands in innocency:
Exodus 30:19
And Aaron and his sons shall wash their hands and their feet out of it.
Isaiah 1:16
Wash you, make you clean; put away the evil of your doings from before mine eyes; cease to do evil,
Titus 3:5
not on the principle of works which have been done in righteousness which we had done, but according to his own mercy he saved us through the washing of regeneration and renewal of the Holy Spirit,
Hebrews 10:19
Having therefore, brethren, boldness for entering into the holy of holies by the blood of Jesus,

So will

Psalm 43:4
Then will I go unto the altar of God, unto the God of the gladness of my joy: yea, upon the harp will I praise thee, O God, my God.
Malachi 2:11
Judah hath dealt unfaithfully, and an abomination is committed in Israel and in Jerusalem; for Judah hath profaned the sanctuary of Jehovah which he loved, and hath married the daughter of a strange god.
Matthew 5:23
If therefore thou shouldest offer thy gift at the altar, and there shouldest remember that thy brother has something against thee,
1 Corinthians 11:28
But let a man prove himself, and thus eat of the bread, and drink of the cup.
1 Timothy 2:8
I will therefore that the men pray in every place, lifting up pious hands, without wrath or reasoning.

General references

Exodus 30:19
And Aaron and his sons shall wash their hands and their feet out of it.
Exodus 40:7
And thou shalt set the laver between the tent of meeting and the altar, and shalt put water in it.
Leviticus 15:5
And whoever toucheth his bed shall wash his garments, and bathe in water, and be unclean until the even.
Job 9:30
If I washed myself with snow-water, and cleansed my hands in purity,