The Prohibition of Nikah with a Consanguine and a Uterine Sister

Question

Are the relations mentioned in the Noble Qur’an concerning nikah or veiling only full-blood relatives, or distant ones as well?

Answer

In the Noble Qur’an, nikah with a sister, a paternal aunt, a maternal aunt, a brother’s daughter and a sister’s daughter is haram, and here all three kinds of sister are meant. The first is ‘ayni, i.e. one who shares both mother and father, called a full sister. The second is ‘allati (consanguine), i.e. the father is one and the mothers are two. The third is akhyafi (uterine)

Source: Fatawa Mahmudiyya

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