إِذَا صَامَ الرَّجُلُ شَيْئاً مِنْ شَهْرِ رَمَضَانَ ثُمَّ لَمْ يَزَلْ مَرِيضاً حَتَّى مَاتَ فَلَيْسَ
"If a man fasted part of the Month of Ramadan but then remained ill until he died, there is no obligation to make up the missed fasts. However, if he recovered and then fell ill again before passing away, and he had wealth, charity should be given on his behalf for each day missed in the amount of a mudd. If he did not