Well, the Hijri date 12 Shawwal 1210 corresponds to the Gregorian date Tuesday, 19 April 1796. This date lies in the tenth month of the Hijri year 1210 AH, which is Shawwal of 1210 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1210/10/12 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 19 April 1796 to its equivalent Arabic date.
The following is the conversion of the Arabic date 12 Shawwal 1210 AH to its equivalent Gregorian date.
وَجَدتُّهَا وَقَوْمَهَا يَسْجُدُونَ لِلشَّمْسِ مِن دُونِ ٱللَّهِ وَزَيَّنَ لَهُمُ ٱلشَّيْطَٰنُ أَعْمَٰلَهُمْ فَصَدَّهُمْ عَنِ ٱلسَّبِيلِ فَهُمْ لَا يَهْتَدُونَ
I found her and her people worshipping the sun instead of Allah; and Satan maketh their works fairseeming unto them, and debarreth them from the way (of Truth), so that they go not aright;
Surah An-Naml(27:24)