Well, the Hijri date 18 Shawwal 1235 corresponds to the Gregorian date Friday, 28 July 1820. This date lies in the tenth month of the Hijri year 1235 AH, which is Shawwal of 1235 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1235/10/18 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 28 July 1820 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Shawwal 1235 AH to its equivalent Gregorian date.
وَٱبْتَغِ فِيمَآ ءَاتَىٰكَ ٱللَّهُ ٱلدَّارَ ٱلْءَاخِرَةَ ۖ وَلَا تَنسَ نَصِيبَكَ مِنَ ٱلدُّنْيَا ۖ وَأَحْسِن كَمَآ أَحْسَنَ ٱللَّهُ إِلَيْكَ ۖ وَلَا تَبْغِ ٱلْفَسَادَ فِى ٱلْأَرْضِ ۖ إِنَّ ٱللَّهَ لَا يُحِبُّ ٱلْمُفْسِدِينَ
But seek the abode of the Hereafter in that which Allah hath given thee and neglect not thy portion of the world, and be thou kind even as Allah hath been kind to thee, and seek not corruption in the earth; lo! Allah loveth not corrupters,
Surah Al-Qasas(28:77)