Well, the Hijri date 1 Dhul Qidah 1390 corresponds to the Gregorian date Tuesday, 29 December 1970. This date lies in the eleventh month of the Hijri year 1390 AH, which is Dhu Al-Qidah of 1390 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1390/11/01 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 December 1970 to its equivalent Arabic date.
The following is the conversion of the Arabic date 1 Dhul Qidah 1390 AH to its equivalent Gregorian date.
جَنَّٰتُ عَدْنٍۢ يَدْخُلُونَهَا وَمَن صَلَحَ مِنْ ءَابَآئِهِمْ وَأَزْوَٰجِهِمْ وَذُرِّيَّٰتِهِمْ ۖ وَٱلْمَلَٰٓئِكَةُ يَدْخُلُونَ عَلَيْهِم مِّن كُلِّ بَابٍۢ
Gardens of Eden which they enter, along with all who do right of their fathers and their helpmeets and their seed. The angels enter unto them from every gate,
Surah Ar-Ra'd(13:23)