Footnote
b It is true that the Mosaic Law declared a menstruating woman “unclean.” (Leviticus 15:19-33) But this was only in a ceremonial sense. Evidently, these laws served to teach respect for the sanctity of blood. (Leviticus 17:10-12) At the same time, the laws served to remind the Jewish nation that mankind is born in a sinful state and needs a redeemer.