Well, the Hijri date 12 Safar 1140 corresponds to the Gregorian date Sunday, 28 September 1727. This date lies in the second month of the Hijri year 1140 AH, which is Safar of 1140 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1140/02/12 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 28 September 1727 to its equivalent Arabic date.
The following is the conversion of the Arabic date 12 Safar 1140 AH to its equivalent Gregorian date.
وَإِذْ قَتَلْتُمْ نَفْسًۭا فَٱدَّٰرَْٰٔتُمْ فِيهَا ۖ وَٱللَّهُ مُخْرِجٌۭ مَّا كُنتُمْ تَكْتُمُونَ
And (remember) when ye slew a man and disagreed concerning it and Allah brought forth that which ye were hiding.
Surah Al-Baqara(2:72)