Well, the Hijri date 20 Dhul Hijjah 1323 corresponds to the Gregorian date Tuesday, 13 February 1906. This date lies in the twelfth month of the Hijri year 1323 AH, which is Dhu Al-Hijjah of 1323 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1323/12/20 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 13 February 1906 to its equivalent Arabic date.
The following is the conversion of the Arabic date 20 Dhul Hijjah 1323 AH to its equivalent Gregorian date.
تَنزِيلُ ٱلْكِتَٰبِ لَا رَيْبَ فِيهِ مِن رَّبِّ ٱلْعَٰلَمِينَ
The revelation of the Scripture whereof there is no doubt is from the Lord of the Worlds.
Surah As-Sajda(32:2)