Well, the Hijri date 21 Dhul Hijjah 1329 corresponds to the Gregorian date Monday, 11 December 1911. This date lies in the twelfth month of the Hijri year 1329 AH, which is Dhu Al-Hijjah of 1329 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1329/12/21 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 December 1911 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Dhul Hijjah 1329 AH to its equivalent Gregorian date.
وَجَعَلْنَا بَيْنَهُمْ وَبَيْنَ ٱلْقُرَى ٱلَّتِى بَٰرَكْنَا فِيهَا قُرًۭى ظَٰهِرَةًۭ وَقَدَّرْنَا فِيهَا ٱلسَّيْرَ ۖ سِيرُوا۟ فِيهَا لَيَالِىَ وَأَيَّامًا ءَامِنِينَ
And We set, between them and the towns which We had blessed, towns easy to be seen, and We made the stage between them easy, (saying): Travel in them safely both by night and day.
Surah Saba(34:18)