Well, the Hijri date 7 Safar 1166 corresponds to the Gregorian date Wednesday, 13 December 1752. This date lies in the second month of the Hijri year 1166 AH, which is Safar of 1166 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1166/02/07 is calculated using the Umm Al-Qura calendar and the sighting of the moon. One thing to remember is that this Arabic date may occur on different Gregorian date depending upon the region and country and obviously the moon.
If you are still not sure about the date then you can use our Arabic date converter.
The following is the conversion of the Gregorian date 13 December 1752 to its equivalent Arabic date.
The following is the conversion of the Arabic date 7 Safar 1166 AH to its equivalent Gregorian date.
يَسْـَٔلُونَكَ عَنِ ٱلسَّاعَةِ أَيَّانَ مُرْسَىٰهَا
They ask thee of the Hour: when will it come to port?
Surah An-Naazi'aat(79:42)