Well, the Hijri date 4 Shawwal 1421 corresponds to the Gregorian date Saturday, 30 December 2000. This date lies in the tenth month of the Hijri year 1421 AH, which is Shawwal of 1421 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1421/10/04 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 30 December 2000 to its equivalent Arabic date.
The following is the conversion of the Arabic date 4 Shawwal 1421 AH to its equivalent Gregorian date.
لِّيُنذِرَ مَن كَانَ حَيًّۭا وَيَحِقَّ ٱلْقَوْلُ عَلَى ٱلْكَٰفِرِينَ
To warn whosoever liveth, and that the word may be fulfilled against the disbelievers.
Surah Yaseen(36:70)
Sahih al-Bukhari
Merits of the Helpers in Madinah (Ansaar)
Chapter: When did the Muslim calendar start?
Narrated `Aisha:
Originally, two rak`at were prescribed in every prayer. When the Prophet (ﷺ) migrated (to Medina) four rak`at were enjoined, while the journey prayer remained unchanged(i.e. two rak`at).
Sahih al-Bukhari 3935