1. RASHI METHOD: REFERENCES BRIEF EXPLANATION: Commentary on a verse is provided thru a cross-reference to another verse. The cross references can either provide (1a) further details, (1b) confirm citations, or (1c) clarify word meaning. This examples applies to Rashis Lv13-43a URL Reference: (c) http://www.Rashiyomi.com/rule1214.htm Brief Summary: Bald-head leprous spots (Lv13-43) follow the same rules -# weeks, # appearances - as skin-leprosy (Lv13-01:08)

Verse Lv13-42:43 discussing leprosy on a bald-head states And if there is in the bald head, or bald forehead, a white reddish sore; it is a leprosy sprung up in his bald head, or his bald forehead. Then the priest shall look upon it; and, behold, if the swelling of the sore is white reddish in his bald head, or in his bald forehead, as the leprosy appears in the skin of the flesh; Rashi notes that the underlined words, as the leprosy appears in the skin of the flesh; references verses Lv13-01:08 discussing skin leprosy. Hence the Rashi comment The number of shades of bald-head leprosy and the number of weeks of Priestly review of bald-head leprosy were not explicitly mentioned but instead are inferred by explicit reference to the rules of skin leprosy Lv13-01:08 which are governed by two weeks of Priestly reviews and four shades of white.

Text of Target Verse Lv13-43	Text of Reference Verse Lv13-01:08
And if there is in the bald head, or bald forehead, a white reddish sore; it is a leprosy sprung up in his bald head, or his bald forehead. Then the priest shall look upon it; and, behold, if the swelling of the sore is white reddish in his bald head, or in his bald forehead, as the leprosy appears in the skin of the flesh;	And the Lord spoke to Moses and Aaron, saying, When a man shall have in the skin of his flesh a cloud white, egg-white, or sky-white wound and it is on the skin of his flesh like the disease of leprosy; then he shall be brought to Aaron the priest, or to one of his sons t And the priest shall look on the disease in the skin of the flesh; and if .... then the priest shall shut up him who has the disease for seven days; And the priest shall look on him the seventh day; and, behold, if ... shut him up seven days more; ....
Rashi comments: The number of shades of bald-head leprosy and the number of weeks of Priestly review of bald-head leprosy were not explicitly mentioned but instead are inferred by explicit reference to the rules of skin leprosy Lv13-01:08 which are governed by two weeks of Priestly reviews and four shades of white.