Leviticus 14:47

And he that lieth in the house shall wash his clothes; and he that eateth in the house shall wash his clothes.

Cross-references

Leviticus 14:8 requires washing clothes as part of cleansing from skin disease — same act of garment washing after defilement.

Leviticus 14:9 also includes washing clothes on the seventh day — parallel purification step after impurity.

In Leviticus 15:5, similar washing rules apply after touching an unclean bed — both verses prescribe washing clothes after contact with uncleanness.