Well, the Hijri date 28 Jumada Al Oula 1528 corresponds to the Gregorian date Saturday, 21 June 2104. This date lies in the fifth month of the Hijri year 1528 AH, which is Jumada Al-Awwal of 1528 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1528/05/28 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 21 June 2104 to its equivalent Arabic date.
The following is the conversion of the Arabic date 28 Jumada Al Oula 1528 AH to its equivalent Gregorian date.
وَأَنَّهُۥٓ أَهْلَكَ عَادًا ٱلْأُولَىٰ
And that He destroyed the former (tribe of) A'ad,
Surah An-Najm(53:50)
