Well, the Hijri date 16 Jumada Al Oula 1140 corresponds to the Gregorian date Monday, 29 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 Monday without any doubt. The Arabic date 1140/05/16 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 29 December 1727 to its equivalent Arabic date.
The following is the conversion of the Arabic date 16 Jumada Al Oula 1140 AH to its equivalent Gregorian date.
وَلَوْ أَنَّهُمْ رَضُوا۟ مَآ ءَاتَىٰهُمُ ٱللَّهُ وَرَسُولُهُۥ وَقَالُوا۟ حَسْبُنَا ٱللَّهُ سَيُؤْتِينَا ٱللَّهُ مِن فَضْلِهِۦ وَرَسُولُهُۥٓ إِنَّآ إِلَى ٱللَّهِ رَٰغِبُونَ
(How much more seemly) had they been content with that which Allah and His messenger had given them and had said: Allah sufficeth us. Allah will give us of His bounty, and (also) His messenger. Unto Allah we are suppliants.
Surah At-Tawba(9:59)