Well, the Hijri date 21 Ramadan 1150 corresponds to the Gregorian date Saturday, 11 January 1738. This date lies in the ninth month of the Hijri year 1150 AH, which is Ramadan of 1150 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1150/09/21 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 11 January 1738 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Ramadan 1150 AH to its equivalent Gregorian date.
وَإِذَا لَقُوا۟ ٱلَّذِينَ ءَامَنُوا۟ قَالُوٓا۟ ءَامَنَّا وَإِذَا خَلَا بَعْضُهُمْ إِلَىٰ بَعْضٍۢ قَالُوٓا۟ أَتُحَدِّثُونَهُم بِمَا فَتَحَ ٱللَّهُ عَلَيْكُمْ لِيُحَآجُّوكُم بِهِۦ عِندَ رَبِّكُمْ ۚ أَفَلَا تَعْقِلُونَ
And when they fall in with those who believe, they say: We believe. But when they go apart one with another they say: Prate ye to them of that which Allah hath disclosed to you that they may contend with you before your Lord concerning it? Have ye then no sense?
Surah Al-Baqara(2:76)