Numbers 19:21

And it shall be a perpetual statute unto them: and he that sprinkleth the water for impurity shall wash his clothes, and he that toucheth the water for impurity shall be unclean until even.

Leviticus 11:25

And whosoever beareth aught of the carcass of them shall wash his clothes, and be unclean until the even.

Leviticus 11:40

And he that eateth of the carcass of it shall wash his clothes, and be unclean until the even: he also that beareth the carcass of it shall wash his clothes, and be unclean until the even.

Leviticus 16:26-28

And he that letteth go the goat for Azazel shall wash his clothes, and bathe his flesh in water, and afterward he shall come into the camp.

Hebrews 7:19

(for the law made nothing perfect), and a bringing in thereupon of a better hope, through which we draw nigh unto God.

Hebrews 9:10

being only (with meats and drinks and divers washings) carnal ordinances, imposed until a time of reformation.

Hebrews 9:13-14

For if the blood of goats and bulls, and the ashes of a heifer sprinkling them that have been defiled, sanctify unto the cleanness of the flesh:

Hebrews 10:4

For it is impossible that the blood of bulls and goats should take away sins.

Treasury of Scripture Knowledge

Summary

And it shall be a perpetual statute unto them, that he that sprinkleth the water of separation shall wash his clothes; and he that toucheth the water of separation shall be unclean until even.

Bible References

General references

Leviticus 11:25
And whosoever beareth aught of the carcass of them shall wash his clothes, and be unclean until the even.
Leviticus 16:26
And he that letteth go the goat for Azazel shall wash his clothes, and bathe his flesh in water, and afterward he shall come into the camp.
Hebrews 7:19
(for the law made nothing perfect), and a bringing in thereupon of a better hope, through which we draw nigh unto God.
Hebrews 9:10
being only (with meats and drinks and divers washings) carnal ordinances, imposed until a time of reformation.
Hebrews 10:4
For it is impossible that the blood of bulls and goats should take away sins.

American Standard Version Public Domain