Mankind were but one community; then they differed; and had it not been for a word that had already gone forth from thy Lord it had been judged between them in respect of that wherein they differ.
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.