38. he shall leave the house and lock it up for seven days.
39. On the seventh day he shall return and examine it again. If the mildew has spread,
40. he shall order the stones on which the mildew is found to be removed and thrown into some unclean place outside the city.
41. After that he must have all the interior walls scraped and the plaster dumped in an unclean place outside the city.