Does it invalidate his ghusl if some maniy comes out whilst he is doing ghusl?

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He broke wind whilst doing ghusl from janaabah; is his ghusl invalidated?
He did ghusl and prayed, then he realized that he had missed a part of his body and the water had not reached it

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Related Answers:
He did ghusl just to be clean, and he did not realize that he was junub. Should he repeat his ghusl?
Causes that make ghusl a must
Is ghusl sufficient with no need for wudoo’?
He broke wind whilst doing ghusl from janaabah; is his ghusl invalidated?
He did ghusl and prayed, then he realized that he had missed a part of his body and the water had not reached it

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