Leviticus 13:6
"And the priest shall look on him again the seventh day: and, behold, if the plague be somewhat dark, and the plague spread not in the skin, the priest shall pronounce him clean: it is but a scab: and he shall wash his clothes, and be clean."
Cross References (ranked by relevance)
And whosoever beareth ought of the carcase of them shall wash his clothes, and be unclean until the even.
And he that is to be cleansed shall wash his clothes, and shave off all his hair, and wash himself in water, that he may be clean: and after that he shall come into the camp, and shall tarry abroad out of his tent seven days.
What prayer and supplication soever be made by any man, or by all thy people Israel, which shall know every man the plague of his own heart, and spread forth his hands toward this house:
Who can understand his errors? cleanse thou me from secret faults.
And he that eateth of the carcase of it shall wash his clothes, and be unclean until the even: he also that beareth the carcase of it shall wash his clothes, and be unclean until the even.
They have corrupted themselves, their spot is not the spot of his children: they are a perverse and crooked generation.
Him that is weak in the faith receive ye, but not to doubtful disputations.
A bruised reed shall he not break, and the smoking flax shall he not quench: he shall bring forth judgment unto truth.
Let us draw near with a true heart in full assurance of faith, having our hearts sprinkled from an evil conscience, and our bodies washed with pure water.
And he that beareth the carcase of them shall wash his clothes, and be unclean until the even: they are unclean unto you.
When a man shall have in the skin of his flesh a rising, a scab, or bright spot, and it be in the skin of his flesh like the plague of leprosy; then he shall be brought unto Aaron the priest, or unto one of his sons the priests:
Who can say, I have made my heart clean, I am pure from my sin?
For there is not a just man upon earth, that doeth good, and sinneth not.
Then hear thou in heaven their prayer and their supplication, and maintain their cause.
Which stood only in meats and drinks, and divers washings, and carnal ordinances, imposed on them until the time of reformation.
Having therefore these promises, dearly beloved, let us cleanse ourselves from all filthiness of the flesh and spirit, perfecting holiness in the fear of God.
For in many things we offend all. If any man offend not in word, the same is a perfect man, and able also to bridle the whole body.