Say (O Muhammad, to the disbelievers): Travel in the land, and see the nature of the consequence for those who were before you! Most of them were idolaters.
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.