On the seventh day the priest is to reexamine him, and if it has spread further on the skin, the priest must pronounce him unclean; it is a diseased infection.
The priest is here instructed what judgment to make if there was any appearance of a leprosy, either, 1. In an old ulcer, or bile, that has been healed, Lev 13:18, etc. When old sores, that seemed to be cured, break out again, it is to be feared there is a leprosy in them; such is the danger of those who, having escaped the pollutions...
Commenting on Leviticus 13:18-37
And the priest shall look upon him the seventh day,.... When that is come, any time on that day; not needing to wait until the end of it, or till, the seven days are precisely up; the same is to be understood in all places in this chapter where the like is used: and if it be spread much abroad in the skin; in the...
Lev 13:2-28 The symptoms of leprosy, whether proceeding directly from eruptions in the skin, or caused by a boil or burn. - Lev 13:2-8. The first case: “When a man shall have in the skin of his flesh (body) a raised spot or scab, or a bright spot.” שׂאת, a lifting up (Gen 4:7, etc.), signifies here an elevation of the skin in some part...
Commenting on Leviticus 13:2-28