Well, the Hijri date 25 Jumada Al Oula 1180 corresponds to the Gregorian date Tuesday, 28 October 1766. This date lies in the fifth month of the Hijri year 1180 AH, which is Jumada Al-Awwal of 1180 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1180/05/25 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 28 October 1766 to its equivalent Arabic date.
The following is the conversion of the Arabic date 25 Jumada Al Oula 1180 AH to its equivalent Gregorian date.
وَنَزَعَ يَدَهُۥ فَإِذَا هِىَ بَيْضَآءُ لِلنَّٰظِرِينَ
And he drew forth his hand (from his bosom), and lo! it was white for the beholders.
Surah Al-A'raaf(7:108)