Well, the Hijri date 17 Ramadan 1189 corresponds to the Gregorian date Friday, 10 November 1775. This date lies in the ninth month of the Hijri year 1189 AH, which is Ramadan of 1189 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1189/09/17 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 10 November 1775 to its equivalent Arabic date.
The following is the conversion of the Arabic date 17 Ramadan 1189 AH to its equivalent Gregorian date.
وَتِلْكَ ٱلْقُرَىٰٓ أَهْلَكْنَٰهُمْ لَمَّا ظَلَمُوا۟ وَجَعَلْنَا لِمَهْلِكِهِم مَّوْعِدًۭا
And (all) those townships! We destroyed them when they did wrong, and We appointed a fixed time for their destruction.
Surah Al-Kahf(18:59)