Well, the Hijri date 20 Shaban 1521 corresponds to the Gregorian date Sunday, 24 November 2097. This date lies in the eighth month of the Hijri year 1521 AH, which is Shaban of 1521 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1521/08/20 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 24 November 2097 to its equivalent Arabic date.
The following is the conversion of the Arabic date 20 Shaban 1521 AH to its equivalent Gregorian date.
يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُوا۟ ٱدْخُلُوا۟ فِى ٱلسِّلْمِ كَآفَّةًۭ وَلَا تَتَّبِعُوا۟ خُطُوَٰتِ ٱلشَّيْطَٰنِ ۚ إِنَّهُۥ لَكُمْ عَدُوٌّۭ مُّبِينٌۭ
O ye who believe! Come, all of you, into submission (unto Him); and follow not the footsteps of the devil. Lo! he is an open enemy for you.
Surah Al-Baqara(2:208)