Can the washing of the deceased be attended by one who does not need to be there?

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Check below answers in case you are looking for other related questions:
Offering the funeral prayer over the grave when visiting it
Organizing a gathering to remember the deceased

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Related Answers:
Moving the grave of a foetus buried in land that is to be sold
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Ruling on reading Qur’aan at the graveside and putting roses and fragrant herbs on the grave
Offering the funeral prayer over the grave when visiting it
Organizing a gathering to remember the deceased

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