Well, the Hijri date 17 Rabi Al Thani 1213 corresponds to the Gregorian date Thursday, 27 September 1798. This date lies in the fourth month of the Hijri year 1213 AH, which is Rabi Al-Thani of 1213 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1213/04/17 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 27 September 1798 to its equivalent Arabic date.
The following is the conversion of the Arabic date 17 Rabi Al Thani 1213 AH to its equivalent Gregorian date.
إِنِّى وَجَّهْتُ وَجْهِىَ لِلَّذِى فَطَرَ ٱلسَّمَٰوَٰتِ وَٱلْأَرْضَ حَنِيفًۭا ۖ وَمَآ أَنَا۠ مِنَ ٱلْمُشْرِكِينَ
Lo! I have turned my face toward Him Who created the heavens and the earth, as one by nature upright, and I am not of the idolaters.
Surah Al-An'aam(6:79)