Well, the Hijri date 23 Rabi Al Thani 1437 corresponds to the Gregorian date Tuesday, 2 February 2016. This date lies in the fourth month of the Hijri year 1437 AH, which is Rabi Al-Thani of 1437 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1437/04/23 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 February 2016 to its equivalent Arabic date.
The following is the conversion of the Arabic date 23 Rabi Al Thani 1437 AH to its equivalent Gregorian date.
فَلَوْلَآ إِذْ جَآءَهُم بَأْسُنَا تَضَرَّعُوا۟ وَلَٰكِن قَسَتْ قُلُوبُهُمْ وَزَيَّنَ لَهُمُ ٱلشَّيْطَٰنُ مَا كَانُوا۟ يَعْمَلُونَ
If only, when Our disaster came on them, they had been humble! But their hearts were hardened and the devil made all that they used to do seem fair unto them!
Surah Al-An'aam(6:43)