Well, the Hijri date 21 Shaban 1267 corresponds to the Gregorian date Friday, 20 June 1851. This date lies in the eighth month of the Hijri year 1267 AH, which is Shaban of 1267 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1267/08/21 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 20 June 1851 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Shaban 1267 AH to its equivalent Gregorian date.
أَفَلَا يَرَوْنَ أَلَّا يَرْجِعُ إِلَيْهِمْ قَوْلًۭا وَلَا يَمْلِكُ لَهُمْ ضَرًّۭا وَلَا نَفْعًۭا
See they not, then, that it returneth no saying unto them and possesseth for them neither hurt nor use?
Surah Taa-Haa(20:89)