Is it not a guidance for them (to know) how many a generation We destroyed before them, amid whose dwellings they walk? Lo! therein verily are signs for men of thought.
Times are computed by method; your mosque's timetable governs the adhan. Every text carries its source and grade. Nothing here is a fatwa, a prediction, or a substitute for a doctor: your own scholar decides what is contested, and the tradition itself says the practice is alongside treatment, never instead of it.