Well, the Hijri date 10 Shaban 1221 corresponds to the Gregorian date Wednesday, 22 October 1806. This date lies in the eighth month of the Hijri year 1221 AH, which is Shaban of 1221 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1221/08/10 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 22 October 1806 to its equivalent Arabic date.
The following is the conversion of the Arabic date 10 Shaban 1221 AH to its equivalent Gregorian date.
وَإِذَا رَأَوْا۟ تِجَٰرَةً أَوْ لَهْوًا ٱنفَضُّوٓا۟ إِلَيْهَا وَتَرَكُوكَ قَآئِمًۭا ۚ قُلْ مَا عِندَ ٱللَّهِ خَيْرٌۭ مِّنَ ٱللَّهْوِ وَمِنَ ٱلتِّجَٰرَةِ ۚ وَٱللَّهُ خَيْرُ ٱلرَّٰزِقِينَ
But when they spy some merchandise or pastime they break away to it and leave thee standing. Say: That which Allah hath is better than pastime and than merchandise, and Allah is the Best of providers.
Surah Al-Jumu'a(62:11)