If those who disbelieved but knew the time when they will not be able to drive off the fire from their faces and from their backs, and they will not be helped!
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.