Well, the Hijri date 18 Jumada Al Oula 1290 corresponds to the Gregorian date Sunday, 13 July 1873. This date lies in the fifth month of the Hijri year 1290 AH, which is Jumada Al-Awwal of 1290 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1290/05/18 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 13 July 1873 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Jumada Al Oula 1290 AH to its equivalent Gregorian date.
وَلَقَدِ ٱسْتُهْزِئَ بِرُسُلٍۢ مِّن قَبْلِكَ فَأَمْلَيْتُ لِلَّذِينَ كَفَرُوا۟ ثُمَّ أَخَذْتُهُمْ ۖ فَكَيْفَ كَانَ عِقَابِ
And verily messengers (of Allah) were mocked before thee, but long I bore with those who disbelieved. At length I seized them, and how (awful) was My punishment!
Surah Ar-Ra'd(13:32)