³³ then the person is to be shaved, except for the crusted area itself, and the cohen is to isolate him for seven more days. ³⁴ On the seventh day the cohen is to examine the crusted area; and if he sees that the crusted area has not spread on the skin and does not appear to be deeper than the skin around it, then the cohen is to declare him clean; he is to wash his clothes and be clean. ³⁵ But if the crusted area spreads after his purification,