Well, the Hijri date 30 Ramadan 1339 corresponds to the Gregorian date Monday, 6 June 1921. This date lies in the ninth month of the Hijri year 1339 AH, which is Ramadan of 1339 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1339/09/30 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 6 June 1921 to its equivalent Arabic date.
The following is the conversion of the Arabic date 30 Ramadan 1339 AH to its equivalent Gregorian date.
وَمَن يَعْشُ عَن ذِكْرِ ٱلرَّحْمَٰنِ نُقَيِّضْ لَهُۥ شَيْطَٰنًۭا فَهُوَ لَهُۥ قَرِينٌۭ
And he whose sight is dim to the remembrance of the Beneficent, We assign unto him a devil who becometh his comrade;
Surah Az-Zukhruf(43:36)