Well, the Hijri date 13 Rajab 1313 corresponds to the Gregorian date Sunday, 29 December 1895. This date lies in the seventh month of the Hijri year 1313 AH, which is Rajab of 1313 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1313/07/13 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 29 December 1895 to its equivalent Arabic date.
The following is the conversion of the Arabic date 13 Rajab 1313 AH to its equivalent Gregorian date.
قُلْ يَوْمَ ٱلْفَتْحِ لَا يَنفَعُ ٱلَّذِينَ كَفَرُوٓا۟ إِيمَٰنُهُمْ وَلَا هُمْ يُنظَرُونَ
Say (unto them): On the day of the victory the faith of those who disbelieve (and who then will believe) will not avail them, neither will they be reprieved.
Surah As-Sajda(32:29)