And never did thy Lord destroy the townships, till He had raised up in their mother(-town) a messenger reciting unto them Our revelations. And never did We destroy the townships unless the folk thereof were evil-doers.
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.