Well, the Hijri date 23 Dhul Qidah 1402 corresponds to the Gregorian date Saturday, 11 September 1982. This date lies in the eleventh month of the Hijri year 1402 AH, which is Dhu Al-Qidah of 1402 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1402/11/23 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 11 September 1982 to its equivalent Arabic date.
The following is the conversion of the Arabic date 23 Dhul Qidah 1402 AH to its equivalent Gregorian date.
إِذْ قَالَتِ ٱلْمَلَٰٓئِكَةُ يَٰمَرْيَمُ إِنَّ ٱللَّهَ يُبَشِّرُكِ بِكَلِمَةٍۢ مِّنْهُ ٱسْمُهُ ٱلْمَسِيحُ عِيسَى ٱبْنُ مَرْيَمَ وَجِيهًۭا فِى ٱلدُّنْيَا وَٱلْءَاخِرَةِ وَمِنَ ٱلْمُقَرَّبِينَ
(And remember) when the angels said: O Mary! Lo! Allah giveth thee glad tidings of a word from him, whose name is the Messiah, Jesus, son of Mary, illustrious in the world and the Hereafter, and one of those brought near (unto Allah).
Surah Aal-i-Imraan(3:45)