Well, the Hijri date 8 Rabi Al Thani 1440 corresponds to the Gregorian date Saturday, 15 December 2018. This date lies in the fourth month of the Hijri year 1440 AH, which is Rabi Al-Thani of 1440 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1440/04/08 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 15 December 2018 to its equivalent Arabic date.
The following is the conversion of the Arabic date 8 Rabi Al Thani 1440 AH to its equivalent Gregorian date.
قَالُوا۟ مَن فَعَلَ هَٰذَا بِـَٔالِهَتِنَآ إِنَّهُۥ لَمِنَ ٱلظَّٰلِمِينَ
They said: Who hath done this to our gods? Surely it must be some evil-doer.
Surah Al-Anbiyaa(21:59)
Sahih al-Bukhari
Witnesses
Chapter: Whoever sees that promises should be fulfilled
Narrated Abu Huraira:
Allah's Messenger (ﷺ) said, "The signs of a hypocrite are three: (1) whenever he speaks, he tells a lie, (2) whenever he is entrusted, he proves to be dishonest, (3) whenever he promises, he breaks his promise.
Sahih al-Bukhari 2682