Well, the Hijri date 1 Rabi Al Thani 1263 corresponds to the Gregorian date Thursday, 18 March 1847. This date lies in the fourth month of the Hijri year 1263 AH, which is Rabi Al-Thani of 1263 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1263/04/01 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 18 March 1847 to its equivalent Arabic date.
The following is the conversion of the Arabic date 1 Rabi Al Thani 1263 AH to its equivalent Gregorian date.
وَكَأَيِّن مِّن قَرْيَةٍ عَتَتْ عَنْ أَمْرِ رَبِّهَا وَرُسُلِهِۦ فَحَاسَبْنَٰهَا حِسَابًۭا شَدِيدًۭا وَعَذَّبْنَٰهَا عَذَابًۭا نُّكْرًۭا
And how many a community revolted against the ordinance of its Lord and His messengers, and We called it to a stern account and punished it with dire punishment,
Surah At-Talaaq(65:8)