Well, the Hijri date 15 Ramadan 1227 corresponds to the Gregorian date Monday, 21 September 1812. This date lies in the ninth month of the Hijri year 1227 AH, which is Ramadan of 1227 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1227/09/15 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 21 September 1812 to its equivalent Arabic date.
The following is the conversion of the Arabic date 15 Ramadan 1227 AH to its equivalent Gregorian date.
رَبَّنَآ إِنَّكَ تَعْلَمُ مَا نُخْفِى وَمَا نُعْلِنُ ۗ وَمَا يَخْفَىٰ عَلَى ٱللَّهِ مِن شَىْءٍۢ فِى ٱلْأَرْضِ وَلَا فِى ٱلسَّمَآءِ
Our Lord! Lo! Thou knowest that which we hide and that which we proclaim. Nothing in the earth or in the heaven is hidden from Allah.
Surah Ibrahim(14:38)