بَلْ تَأْتِيهِم بَغْتَةً فَتَبْهَتُهُمْ فَلَا يَسْتَطِيعُونَ رَدَّهَا وَلَا هُمْ يُنظَرُونَ ٤٠
Rather, it will come to them unexpectedly and bewilder them, and they will not be able to repel it, nor will they be reprieved.
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.