and allah created you then he will take you in death. and among you is he who is reversed to the most decrepit age so that he will not know after knowledge a thing. indeed allah is knowing and competent.
والله خلقكم ثم يتوفاكم ومنكم من يرد إلى أرذل العمر لكي لا يعلم بعد علم شيئا إن الله عليم قدير