Well, the Hijri date 14 Rajab 1263 corresponds to the Gregorian date Sunday, 27 June 1847. This date lies in the seventh month of the Hijri year 1263 AH, which is Rajab of 1263 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1263/07/14 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 27 June 1847 to its equivalent Arabic date.
The following is the conversion of the Arabic date 14 Rajab 1263 AH to its equivalent Gregorian date.
وَتِلْكَ ٱلْقُرَىٰٓ أَهْلَكْنَٰهُمْ لَمَّا ظَلَمُوا۟ وَجَعَلْنَا لِمَهْلِكِهِم مَّوْعِدًۭا
And (all) those townships! We destroyed them when they did wrong, and We appointed a fixed time for their destruction.
Surah Al-Kahf(18:59)