Nikah with the Father’s Cousin, the Daughter of His Maternal Uncle
Question
Can one marry one’s own daughter to the eldest grandson (son’s son) of one’s full sister or not?
Answer
Marrying one’s own daughter to the grandson (son’s son) of one’s full sister is valid according to the Shari‘a. This is not among the relationships that the Shari‘a has declared forbidden (haram).
Source: Fatawa Mahmudiyya
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