Well, the Hijri date 1 Dhul Qidah 1437 corresponds to the Gregorian date Thursday, 4 August 2016. This date lies in the eleventh month of the Hijri year 1437 AH, which is Dhu Al-Qidah of 1437 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1437/11/01 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 4 August 2016 to its equivalent Arabic date.
The following is the conversion of the Arabic date 1 Dhul Qidah 1437 AH to its equivalent Gregorian date.
وَلَوْ فَتَحْنَا عَلَيْهِم بَابًۭا مِّنَ ٱلسَّمَآءِ فَظَلُّوا۟ فِيهِ يَعْرُجُونَ
And even if We opened unto them a gate of heaven and they kept mounting through it,
Surah Al-Hijr(15:14)