Well, the Hijri date 28 Muharram 1391 corresponds to the Gregorian date Thursday, 25 March 1971. This date lies in the first month of the Hijri year 1391 AH, which is Muharram of 1391 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1391/01/28 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 25 March 1971 to its equivalent Arabic date.
The following is the conversion of the Arabic date 28 Muharram 1391 AH to its equivalent Gregorian date.
قَالَ قَآئِلٌۭ مِّنْهُمْ لَا تَقْتُلُوا۟ يُوسُفَ وَأَلْقُوهُ فِى غَيَٰبَتِ ٱلْجُبِّ يَلْتَقِطْهُ بَعْضُ ٱلسَّيَّارَةِ إِن كُنتُمْ فَٰعِلِينَ
One among them said: Kill not Joseph but, if ye must be doing, fling him into the depth of the pit; some caravan will find him.
Surah Yusuf(12:10)