Well, the Hijri date 23 Dhul Qidah 1420 corresponds to the Gregorian date Tuesday, 29 February 2000. This date lies in the eleventh month of the Hijri year 1420 AH, which is Dhu Al-Qidah of 1420 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1420/11/23 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 29 February 2000 to its equivalent Arabic date.
The following is the conversion of the Arabic date 23 Dhul Qidah 1420 AH to its equivalent Gregorian date.
وَمِن قَوْمِ مُوسَىٰٓ أُمَّةٌۭ يَهْدُونَ بِٱلْحَقِّ وَبِهِۦ يَعْدِلُونَ
And of Moses' folk there is a community who lead with truth and establish justice therewith.
Surah Al-A'raaf(7:159)