Well, the Hijri date 18 Shaban 1151 corresponds to the Gregorian date Sunday, 30 November 1738. This date lies in the eighth month of the Hijri year 1151 AH, which is Shaban of 1151 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1151/08/18 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 30 November 1738 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Shaban 1151 AH to its equivalent Gregorian date.
وَٱصْنَعِ ٱلْفُلْكَ بِأَعْيُنِنَا وَوَحْيِنَا وَلَا تُخَٰطِبْنِى فِى ٱلَّذِينَ ظَلَمُوٓا۟ ۚ إِنَّهُم مُّغْرَقُونَ
Build the ship under Our eyes and by Our inspiration, and speak not unto Me on behalf of those who do wrong. Lo! they will be drowned.
Surah Hud(11:37)