Well, the Hijri date 23 Rabi Al Thani 1177 corresponds to the Gregorian date Sunday, 30 October 1763. This date lies in the fourth month of the Hijri year 1177 AH, which is Rabi Al-Thani of 1177 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1177/04/23 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 30 October 1763 to its equivalent Arabic date.
The following is the conversion of the Arabic date 23 Rabi Al Thani 1177 AH to its equivalent Gregorian date.
فَلَمَّآ ءَاتَىٰهُمَا صَٰلِحًۭا جَعَلَا لَهُۥ شُرَكَآءَ فِيمَآ ءَاتَىٰهُمَا ۚ فَتَعَٰلَى ٱللَّهُ عَمَّا يُشْرِكُونَ
But when He gave unto them aright, they ascribed unto Him partners in respect of that which He had given them. High is He Exalted above all that they associate (with Him).
Surah Al-A'raaf(7:190)