Her mother bore her from a marriage to a Christian man, and she is asking about the ruling on her relationship with her father and her non-Muslim sisters

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His father denies that prayer is obligatory and reviles the Sahaabah. What is the ruling concerning him, and how should he interact with him?
How to deal with a relative who is an apostate

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His father denies that prayer is obligatory and reviles the Sahaabah. What is the ruling concerning him, and how should he interact with him?
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