Well, the Hijri date 24 Rajab 1235 corresponds to the Gregorian date Saturday, 6 May 1820. This date lies in the seventh month of the Hijri year 1235 AH, which is Rajab of 1235 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1235/07/24 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 6 May 1820 to its equivalent Arabic date.
The following is the conversion of the Arabic date 24 Rajab 1235 AH to its equivalent Gregorian date.
وَوَهَبْنَا لَهُۥٓ إِسْحَٰقَ وَيَعْقُوبَ وَجَعَلْنَا فِى ذُرِّيَّتِهِ ٱلنُّبُوَّةَ وَٱلْكِتَٰبَ وَءَاتَيْنَٰهُ أَجْرَهُۥ فِى ٱلدُّنْيَا ۖ وَإِنَّهُۥ فِى ٱلْءَاخِرَةِ لَمِنَ ٱلصَّٰلِحِينَ
And We bestowed on him Isaac and Jacob, and We established the prophethood and the Scripture among his seed, and We gave him his reward in the world, and lo! in the Hereafter he verily is among the righteous.
Surah Al-Ankaboot(29:27)