Well, the Hijri date 30 Safar 1331 corresponds to the Gregorian date Thursday, 6 February 1913. This date lies in the second month of the Hijri year 1331 AH, which is Safar of 1331 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1331/02/30 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 February 1913 to its equivalent Arabic date.
The following is the conversion of the Arabic date 30 Safar 1331 AH to its equivalent Gregorian date.
يَوْمَ يَقُومُ ٱلرُّوحُ وَٱلْمَلَٰٓئِكَةُ صَفًّۭا ۖ لَّا يَتَكَلَّمُونَ إِلَّا مَنْ أَذِنَ لَهُ ٱلرَّحْمَٰنُ وَقَالَ صَوَابًۭا
On the day when the angels and the Spirit stand arrayed, they speak not, saving him whom the Beneficent alloweth and who speaketh right.
Surah An-Naba(78:38)