Well, the Hijri date 27 Dhul Hijjah 1421 corresponds to the Gregorian date Thursday, 22 March 2001. This date lies in the twelfth month of the Hijri year 1421 AH, which is Dhu Al-Hijjah of 1421 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1421/12/27 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 March 2001 to its equivalent Arabic date.
The following is the conversion of the Arabic date 27 Dhul Hijjah 1421 AH to its equivalent Gregorian date.
فَأَعْرِضْ عَنْهُمْ وَٱنتَظِرْ إِنَّهُم مُّنتَظِرُونَ
So withdraw from them (O Muhammad), and await (the event). Lo! they (also) are awaiting (it).
Surah As-Sajda(32:30)
Sahih al-Bukhari
Fighting for the Cause of Allah (Jihaad)
Chapter: The sitting of a woman behind her brother
Narrated `Abdur-Rahman bin Abi Bakr As-Siddiq:
The Prophet (ﷺ) ordered me to let `Aisha sit behind me (on the animal) and to let her perform `Umra from at-Tan`im.
Sahih al-Bukhari 2985