Well, the Hijri date 26 Rabi Al Thani 1265 corresponds to the Gregorian date Tuesday, 20 March 1849. This date lies in the fourth month of the Hijri year 1265 AH, which is Rabi Al-Thani of 1265 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1265/04/26 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 March 1849 to its equivalent Arabic date.
The following is the conversion of the Arabic date 26 Rabi Al Thani 1265 AH to its equivalent Gregorian date.
أَمِ ٱتَّخَذُوا۟ مِن دُونِ ٱللَّهِ شُفَعَآءَ ۚ قُلْ أَوَلَوْ كَانُوا۟ لَا يَمْلِكُونَ شَيْـًۭٔا وَلَا يَعْقِلُونَ
Or choose they intercessors other than Allah? Say: What! Even though they have power over nothing and have no intelligence?
Surah Az-Zumar(39:43)