He is being asked to denounce evil by e-mail

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Check below answers in case you are looking for other related questions:
Is it hypocrisy to forbid something but then do it oneself?
Denouncing evil actions in one's heart

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Related Answers:
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Should he warn his friends against listening to this daa’iyah?
Ruling on gathering to eat, offer condolences and recite Qur’aan together
Is it hypocrisy to forbid something but then do it oneself?
Denouncing evil actions in one's heart

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