Leviticus 13:51-53

51And he shall see the sore on the seventh day: if the sore have spread in the garment, either in the warp or in the woof, or in a skin, in any work that may be made of skin, the sore is a corroding leprosy: it is unclean.

52And they shall burn the garment, or the warp or the woof, of wool or of linen, or anything of skin, wherein the sore is; for it is a corroding leprosy: it shall be burned with fire.

53But if the priest look, and behold, the sore hath not spread in the garment, or in the warp, or in the woof, or in anything of skin,