Numbers 19:21

It shall be a perpetual statute to them: and he who sprinkles the water for impurity shall wash his clothes, and he who touches the water for impurity shall be unclean until evening.

Leviticus 11:25

Whoever carries any part of their carcass shall wash his clothes, and be unclean until the evening.

Leviticus 11:40

He who eats of its carcass shall wash his clothes, and be unclean until the evening. He also who carries its carcass shall wash his clothes, and be unclean until the evening.

Leviticus 16:26-28

"He who lets the goat go for the scapegoat 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 of a better hope, through which we draw near to God.

Hebrews 9:10

being only (with meats and drinks and various washings) fleshly 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 those who have been defiled, sanctify to 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
Whoever carries any part of their carcass shall wash his clothes, and be unclean until the evening.
Leviticus 16:26
"He who lets the goat go for the scapegoat 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 of a better hope, through which we draw near to God.
Hebrews 9:10
being only (with meats and drinks and various washings) fleshly 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.