فَكَذَّبُوهُ فَأَخَذَهُمْ عَذَابُ يَوْمِ ٱلظُّلَّةِ ۚ إِنَّهُۥ كَانَ عَذَابَ يَوْمٍ عَظِيمٍ ١٨٩
And they denied him, so the punishment of the day of the black cloud seized them. Indeed, it was the punishment of a terrible day.
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.