قُلْ كَفَىٰ بِٱللَّهِ شَهِيدًۢا بَيْنِى وَبَيْنَكُمْ ۚ إِنَّهُۥ كَانَ بِعِبَادِهِۦ خَبِيرًۢا بَصِيرًا ٩٦
Say, "Sufficient is Allāh as Witness between me and you. Indeed He is ever, concerning His servants, Aware and Seeing."
Your location stays on this device and is only sent, rounded to about 1 km, to fetch the times.