Well, the Hijri date 12 Shaban 1405 corresponds to the Gregorian date Thursday, 2 May 1985. This date lies in the eighth month of the Hijri year 1405 AH, which is Shaban of 1405 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1405/08/12 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 2 May 1985 to its equivalent Arabic date.
The following is the conversion of the Arabic date 12 Shaban 1405 AH to its equivalent Gregorian date.
يَٰدَاوُۥدُ إِنَّا جَعَلْنَٰكَ خَلِيفَةًۭ فِى ٱلْأَرْضِ فَٱحْكُم بَيْنَ ٱلنَّاسِ بِٱلْحَقِّ وَلَا تَتَّبِعِ ٱلْهَوَىٰ فَيُضِلَّكَ عَن سَبِيلِ ٱللَّهِ ۚ إِنَّ ٱلَّذِينَ يَضِلُّونَ عَن سَبِيلِ ٱللَّهِ لَهُمْ عَذَابٌۭ شَدِيدٌۢ بِمَا نَسُوا۟ يَوْمَ ٱلْحِسَابِ
(And it was said unto him): O David! Lo! We have set thee as a viceroy in the earth; therefor judge aright between mankind, and follow not desire that it beguile thee from the way of Allah. Lo! those who wander from the way of Allah have an awful doom, forasmuch as they forgot the Day of Reckoning.
Surah Saad(38:26)