Well, the Hijri date 18 Rabi Al Thani 1160 corresponds to the Gregorian date Friday, 28 April 1747. This date lies in the fourth month of the Hijri year 1160 AH, which is Rabi Al-Thani of 1160 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1160/04/18 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 28 April 1747 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Rabi Al Thani 1160 AH to its equivalent Gregorian date.
فَٱنتَقَمْنَا مِنْهُمْ وَإِنَّهُمَا لَبِإِمَامٍۢ مُّبِينٍۢ
So we took vengeance on them; and lo! they both are on a high-road plain to see.
Surah Al-Hijr(15:79)