Leviticus 13:49-51

Complete Jewish Bible

⁴⁹ then if the stain on the garment, hide, threads, woven-in parts or leather item is greenish or reddish, it is an infection of tzara‘at and is to be shown to the cohen. ⁵⁰ The cohen is to examine the stain and isolate the article that has the infection for seven days. ⁵¹ On the seventh day he is to examine the stain; if the stain has spread on the garment, threads, woven-in parts or leather, whatever its use, the infection is a contagious tzara‘at; the garment is unclean.