Well, the Hijri date 28 Rabi Al Awwal 1340 corresponds to the Gregorian date Sunday, 27 November 1921. This date lies in the third month of the Hijri year 1340 AH, which is Rabi Al-Awwal of 1340 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1340/03/28 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 27 November 1921 to its equivalent Arabic date.
The following is the conversion of the Arabic date 28 Rabi Al Awwal 1340 AH to its equivalent Gregorian date.
وَيَٰقَوْمِ أَوْفُوا۟ ٱلْمِكْيَالَ وَٱلْمِيزَانَ بِٱلْقِسْطِ ۖ وَلَا تَبْخَسُوا۟ ٱلنَّاسَ أَشْيَآءَهُمْ وَلَا تَعْثَوْا۟ فِى ٱلْأَرْضِ مُفْسِدِينَ
O my people! Give full measure and full weight in justice, and wrong not people in respect of their goods. And do not evil in the earth, causing corruption.
Surah Hud(11:85)