Well, the Hijri date 23 Shawwal 1149 corresponds to the Gregorian date Saturday, 23 February 1737. This date lies in the tenth month of the Hijri year 1149 AH, which is Shawwal of 1149 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1149/10/23 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 23 February 1737 to its equivalent Arabic date.
The following is the conversion of the Arabic date 23 Shawwal 1149 AH to its equivalent Gregorian date.
فَإِذَا هُم بِٱلسَّاهِرَةِ
And lo! they will be awakened.
Surah An-Naazi'aat(79:14)