Well, the Hijri date 15 Dhul Hijjah 1137 corresponds to the Gregorian date Friday, 24 August 1725. This date lies in the twelfth month of the Hijri year 1137 AH, which is Dhu Al-Hijjah of 1137 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1137/12/15 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 24 August 1725 to its equivalent Arabic date.
The following is the conversion of the Arabic date 15 Dhul Hijjah 1137 AH to its equivalent Gregorian date.
وَأَنذِرْهُمْ يَوْمَ ٱلْحَسْرَةِ إِذْ قُضِىَ ٱلْأَمْرُ وَهُمْ فِى غَفْلَةٍۢ وَهُمْ لَا يُؤْمِنُونَ
And warn them of the Day of anguish when the case hath been decided. Now they are in a state of carelessness, and they believe not.
Surah Maryam(19:39)