Numbers 19:21

So it shall be a perpetual statute for 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

and whoever picks up any of their carcasses shall wash his clothes and be unclean until evening.

Leviticus 11:40

He too, who eats some of its carcass shall wash his clothes and be unclean until evening, and the one who picks up its carcass shall wash his clothes and be unclean until evening.

Leviticus 16:26-28

The one who released the goat as the scapegoat shall wash his clothes and bathe his body with water; then afterward he shall come into the camp.

Hebrews 7:19

(for the Law made nothing perfect), and on the other hand there is a bringing in of a better hope, through which we draw near to God.

Hebrews 9:10

since they relate only to food and drink and various washings, regulations for the body 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 for the cleansing of the flesh,

Hebrews 10:4

For it is impossible for the blood of bulls and goats to 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 whoever picks up any of their carcasses shall wash his clothes and be unclean until evening.
Leviticus 16:26
The one who released the goat as the scapegoat shall wash his clothes and bathe his body with water; then afterward he shall come into the camp.
Hebrews 7:19
(for the Law made nothing perfect), and on the other hand there is a bringing in of a better hope, through which we draw near to God.
Hebrews 9:10
since they relate only to food and drink and various washings, regulations for the body imposed until a time of reformation.
Hebrews 10:4
For it is impossible for the blood of bulls and goats to take away sins.