Well, the Hijri date 18 Jumada Al Oula 1140 corresponds to the Gregorian date Wednesday, 31 December 1727. This date lies in the fifth month of the Hijri year 1140 AH, which is Jumada Al-Awwal of 1140 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1140/05/18 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 31 December 1727 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Jumada Al Oula 1140 AH to its equivalent Gregorian date.
ثُمَّ يُقَالُ هَٰذَا ٱلَّذِى كُنتُم بِهِۦ تُكَذِّبُونَ
And it will be said (unto them): This is that which ye used to deny.
Surah Al-Mutaffifin(83:17)