Well, the Hijri date 20 Jumada Al Akhira 1230 corresponds to the Gregorian date Monday, 29 May 1815. This date lies in the sixth month of the Hijri year 1230 AH, which is Jumada Al-Thani of 1230 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1230/06/20 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 29 May 1815 to its equivalent Arabic date.
The following is the conversion of the Arabic date 20 Jumada Al Akhira 1230 AH to its equivalent Gregorian date.
وَإِذَا تَوَلَّىٰ سَعَىٰ فِى ٱلْأَرْضِ لِيُفْسِدَ فِيهَا وَيُهْلِكَ ٱلْحَرْثَ وَٱلنَّسْلَ ۗ وَٱللَّهُ لَا يُحِبُّ ٱلْفَسَادَ
And when he turneth away (from thee) his effort in the land is to make mischief therein and to destroy the crops and the cattle; and Allah loveth not mischief.
Surah Al-Baqara(2:205)