Mambo Ya Walawi 15:19

“ ‘Ikiwa mwanamke atatokwa na damu ya kawaida ya mwezi, atakuwa najisi kwa siku saba, na yeyote atakayemgusa atakuwa najisi mpaka jioni.

¶ And if a woman have an issue, and her issue in her flesh be blood, she shall be put apart seven days: and whosoever toucheth her shall be unclean until the even.