Well, the Hijri date 21 Dhul Hijjah 1430 corresponds to the Gregorian date Tuesday, 8 December 2009. This date lies in the twelfth month of the Hijri year 1430 AH, which is Dhu Al-Hijjah of 1430 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1430/12/21 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 8 December 2009 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Dhul Hijjah 1430 AH to its equivalent Gregorian date.
وَلَقَدْ يَسَّرْنَا ٱلْقُرْءَانَ لِلذِّكْرِ فَهَلْ مِن مُّدَّكِرٍۢ
And in truth We have made the Qur'an easy to remember; but is there any that remembereth?
Surah Al-Qamar(54:32)
Sahih al-Bukhari
Fasting
Chapter: To fast the 13th, 14th and 15th of the lunar months.
Narrated Abu Huraira:
My friend (the Prophet (ﷺ) ) advised me to observe three things: (1) to fast three days a month; (2) to pray two rak`at of Duha prayer (forenoon prayer); and (3) to pray witr before sleeping.
Sahih al-Bukhari 1981