Well, the Hijri date 11 Safar 1236 corresponds to the Gregorian date Friday, 17 November 1820. This date lies in the second month of the Hijri year 1236 AH, which is Safar of 1236 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1236/02/11 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 17 November 1820 to its equivalent Arabic date.
The following is the conversion of the Arabic date 11 Safar 1236 AH to its equivalent Gregorian date.
أَمَّنْ هَٰذَا ٱلَّذِى يَرْزُقُكُمْ إِنْ أَمْسَكَ رِزْقَهُۥ ۚ بَل لَّجُّوا۟ فِى عُتُوٍّۢ وَنُفُورٍ
Or who is he that will provide for you if He should withhold His providence? Nay, but they are set in pride and frowardness.
Surah Al-Mulk(67:21)