He did not fast for two years, and now he is unable to fast to make up for it. What should he do?

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Check below answers in case you are looking for other related questions:
Prayer and fasting of a prisoner who does not know anything about time
They are fasting Ramadan reluctantly and they wish it would end, because of the hardship they face during it!

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Prayer and fasting of a prisoner who does not know anything about time
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