Well, the Hijri date 25 Shaban 1243 corresponds to the Gregorian date Tuesday, 11 March 1828. This date lies in the eighth month of the Hijri year 1243 AH, which is Shaban of 1243 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1243/08/25 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 11 March 1828 to its equivalent Arabic date.
The following is the conversion of the Arabic date 25 Shaban 1243 AH to its equivalent Gregorian date.
قُلْ مَن كَانَ عَدُوًّۭا لِّجِبْرِيلَ فَإِنَّهُۥ نَزَّلَهُۥ عَلَىٰ قَلْبِكَ بِإِذْنِ ٱللَّهِ مُصَدِّقًۭا لِّمَا بَيْنَ يَدَيْهِ وَهُدًۭى وَبُشْرَىٰ لِلْمُؤْمِنِينَ
Say (O Muhammad, to mankind): Who is an enemy to Gabriel! For he it is who hath revealed (this Scripture) to thy heart by Allah's leave, confirming that which was (revealed) before it, and a guidance and glad tidings to believers;
Surah Al-Baqara(2:97)