Well, the Hijri date 22 Shaban 1236 corresponds to the Gregorian date Thursday, 24 May 1821. This date lies in the eighth month of the Hijri year 1236 AH, which is Shaban of 1236 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1236/08/22 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 24 May 1821 to its equivalent Arabic date.
The following is the conversion of the Arabic date 22 Shaban 1236 AH to its equivalent Gregorian date.
قَالَ يَٰٓأَيُّهَا ٱلْمَلَؤُا۟ أَيُّكُمْ يَأْتِينِى بِعَرْشِهَا قَبْلَ أَن يَأْتُونِى مُسْلِمِينَ
He said: O chiefs! Which of you will bring me her throne before they come unto me, surrendering?
Surah An-Naml(27:38)