What is the ruling on the inheritance of a grandmother whose lineage ascends through an uninheriting father (a grandmother connected via a non-inheriting paternal ancestor)?
Chapter on the Roots of Inheritance Shares that Increase (Awl)
Al-Mughni
Book of Inheritance Shares (Farā'id)
Primary text
The agreement among scholars is that a grandmother whose lineage ascends through a father who does not inherit (i.e., a father between two mothers, such as the mother of the father's mother) does not inherit because she connects through a non-inheritor, similar to strangers.
Supporting text
A divergent, rare view is held by Ibn Abbas, Jabir ibn Zayd, Mujahid, and Ibn Sirin, who stated that such a grandmother does inherit. This view is considered isolated and incorrect.