Well, the Hijri date 12 Shawwal 1276 corresponds to the Gregorian date Thursday, 3 May 1860. This date lies in the tenth month of the Hijri year 1276 AH, which is Shawwal of 1276 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1276/10/12 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 3 May 1860 to its equivalent Arabic date.
The following is the conversion of the Arabic date 12 Shawwal 1276 AH to its equivalent Gregorian date.
۞ وَلَوْ بَسَطَ ٱللَّهُ ٱلرِّزْقَ لِعِبَادِهِۦ لَبَغَوْا۟ فِى ٱلْأَرْضِ وَلَٰكِن يُنَزِّلُ بِقَدَرٍۢ مَّا يَشَآءُ ۚ إِنَّهُۥ بِعِبَادِهِۦ خَبِيرٌۢ بَصِيرٌۭ
And if Allah were to enlarge the provision for His slaves they would surely rebel in the earth, but He sendeth down by measure as He willeth. Lo! He is Informed, a Seer of His bondmen.
Surah Ash-Shura(42:27)