Lev Leviticus3. Mosebok, chapterkapittel Book of LeviticusTredje Mosebok, chapterkapittel 13

And if the priest shall look, and, behold, the plague be not spread in the garment, either in the warp, or in the woof, or in anything of skin;

Then the priest shall command that they wash [the thing] wherein the plague [is], and he shall shut it up seven days more: