He did ghusl then he realized that the water had not reached his foot

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He did ghusl and prayed, then he realized that he had missed a part of his body and the water had not reached it
Does the presence of oil, ink or secretions of the eye affect tahaarah (purification)?

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He did ghusl and prayed, then he realized that he had missed a part of his body and the water had not reached it
Does the presence of oil, ink or secretions of the eye affect tahaarah (purification)?

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