Or are they jealous of mankind because of that which Allah of His bounty hath bestowed upon them? For We bestowed upon the house of Abraham (of old) the Scripture and wisdom, and We bestowed on them a mighty kingdom.
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.