Well, the Hijri date 5 Jumada Al Oula 1121 corresponds to the Gregorian date Friday, 12 July 1709. This date lies in the fifth month of the Hijri year 1121 AH, which is Jumada Al-Awwal of 1121 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1121/05/05 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 July 1709 to its equivalent Arabic date.
The following is the conversion of the Arabic date 5 Jumada Al Oula 1121 AH to its equivalent Gregorian date.
وَمَن يَبْتَغِ غَيْرَ ٱلْإِسْلَٰمِ دِينًۭا فَلَن يُقْبَلَ مِنْهُ وَهُوَ فِى ٱلْءَاخِرَةِ مِنَ ٱلْخَٰسِرِينَ
And whoso seeketh as religion other than the Surrender (to Allah) it will not be accepted from him, and he will be a loser in the Hereafter.
Surah Aal-i-Imraan(3:85)