and, concerning fasting:

“Whoever among you is ill or on a journey shall make up an equal number of other days.”

Allah Most High has set no specific limit regarding illness. The majority hold that fear of death is not a prerequisite: anyone whose illness would be aggravated, or whose recovery would be delayed, by ablution may perform dry ablution. The same applies to fasting and ritual consecration.

According to the majority, someone who would be harmed by using water because of the cold is treated like a sick person. However, Allah mentioned illness because it is a widespread cause of harm, unlike cold, which affects only some people in certain lands who cannot obtain warm water. Likewise, He mentioned the traveller who cannot find water, but not the resident, since water is rarely unavailable where people reside. Yet a man may be detained with only enough water to drink, just as a traveller may have only enough for himself and his animals to drink. According to the majority, such a person is considered unable to find water and may therefore perform dry ablution.

Section

His words:

“Or one of you has relieved himself, or you have touched women.”

He mentioned the foremost cause requiring ablution—relieving oneself—and the gravest cause requiring a full ritual bath—intercourse with women. He commanded each of the two, if he is