Well, the Hijri date 13 Jumada Al Akhira 1171 corresponds to the Gregorian date Tuesday, 21 February 1758. This date lies in the sixth month of the Hijri year 1171 AH, which is Jumada Al-Thani of 1171 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1171/06/13 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 21 February 1758 to its equivalent Arabic date.
The following is the conversion of the Arabic date 13 Jumada Al Akhira 1171 AH to its equivalent Gregorian date.
إِنَّ رَبَّكَ يَقْضِى بَيْنَهُم بِحُكْمِهِۦ ۚ وَهُوَ ٱلْعَزِيزُ ٱلْعَلِيمُ
Lo! thy Lord will judge between them of His wisdom, and He is the Mighty, the Wise.
Surah An-Naml(27:78)