He wants to benefit his deceased father

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Check below answers in case you are looking for other related questions:
Ruling on ‘ataaqah or reading Qur’aan for the dead
Is it better to do Hajj on behalf of one who has died, or to give charity?

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Related Answers:
She wants to divide her hasanaat between her and her parents
Ruling on reciting Qur’aan for another person, living or dead
Family problems
Ruling on ‘ataaqah or reading Qur’aan for the dead
Is it better to do Hajj on behalf of one who has died, or to give charity?

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