Leviticus 15:8

And if he that has the issue should spit upon one that is clean, [that person] shall wash his garments, and bathe himself in water, and be unclean until evening.

And if he that hath the issue spit upon him that is clean; then he shall wash his clothes, and bathe himself in water, and be unclean until the even.

“‘If he who has the discharge spits on him who is clean, then he shall wash his clothes, and bathe himself in water, and be unclean until the evening.