Well, the Hijri date 22 Rabi Al Thani 1408 corresponds to the Gregorian date Sunday, 13 December 1987. This date lies in the fourth month of the Hijri year 1408 AH, which is Rabi Al-Thani of 1408 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1408/04/22 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 13 December 1987 to its equivalent Arabic date.
The following is the conversion of the Arabic date 22 Rabi Al Thani 1408 AH to its equivalent Gregorian date.
وَلَوْ تَرَىٰٓ إِذْ يَتَوَفَّى ٱلَّذِينَ كَفَرُوا۟ ۙ ٱلْمَلَٰٓئِكَةُ يَضْرِبُونَ وُجُوهَهُمْ وَأَدْبَٰرَهُمْ وَذُوقُوا۟ عَذَابَ ٱلْحَرِيقِ
If thou couldst see how the angels receive those who disbelieve, smiting faces and their backs and (saying): Taste the punishment of burning!
Surah Al-Anfaal(8:50)
Sahih al-Bukhari
Obligatory Charity Tax (Zakat)
Chapter: Sadaqat-ul-Fitr is one Sa' of meal (per head)
Narrated Abu Sa`id Al-Khudri:
We used to give one Sa' of meal or one Sa' of barley or one Sa' of dates, or one Sa' of cottage cheese or one Sa' of Raisins (dried grapes) as Zakat-ul-Fitr.
Sahih al-Bukhari 1506