Well, the Hijri date 21 Rajab 1125 corresponds to the Gregorian date Saturday, 12 August 1713. This date lies in the seventh month of the Hijri year 1125 AH, which is Rajab of 1125 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1125/07/21 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 12 August 1713 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Rajab 1125 AH to its equivalent Gregorian date.
وَنُفِخَ فِى ٱلصُّورِ فَإِذَا هُم مِّنَ ٱلْأَجْدَاثِ إِلَىٰ رَبِّهِمْ يَنسِلُونَ
And the trumpet is blown and lo! from the graves they hie unto their Lord,
Surah Yaseen(36:51)