Well, the Hijri date 13 Dhul Hijjah 1421 corresponds to the Gregorian date Thursday, 8 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 1421/12/13 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 March 2001 to its equivalent Arabic date.
The following is the conversion of the Arabic date 13 Dhul Hijjah 1421 AH to its equivalent Gregorian date.
فَذَرْنِى وَمَن يُكَذِّبُ بِهَٰذَا ٱلْحَدِيثِ ۖ سَنَسْتَدْرِجُهُم مِّنْ حَيْثُ لَا يَعْلَمُونَ
Leave Me (to deal) with those who give the lie to this pronouncement. We shall lead them on by steps from whence they know not.
Surah Al-Qalam(68:44)
Sahih al-Bukhari
Good Manners and Form (Al-Adab)
Chapter: The signs of loving Allah
Narrated `Abdullah:
The Prophet (ﷺ) said, "Everyone will be with those whom he loves."
Sahih al-Bukhari 6168