Well, the Hijri date 7 Rabi Al Thani 1213 corresponds to the Gregorian date Monday, 17 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 Monday without any doubt. The Arabic date 1213/04/07 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 17 September 1798 to its equivalent Arabic date.
The following is the conversion of the Arabic date 7 Rabi Al Thani 1213 AH to its equivalent Gregorian date.
وَلَمَّآ أَن جَآءَتْ رُسُلُنَا لُوطًۭا سِىٓءَ بِهِمْ وَضَاقَ بِهِمْ ذَرْعًۭا وَقَالُوا۟ لَا تَخَفْ وَلَا تَحْزَنْ ۖ إِنَّا مُنَجُّوكَ وَأَهْلَكَ إِلَّا ٱمْرَأَتَكَ كَانَتْ مِنَ ٱلْغَٰبِرِينَ
And when Our messengers came unto Lot, he was troubled upon their account, for he could not protect them; but they said: Fear not, nor grieve! Lo! we are to deliver thee and thy household, (all) save thy wife, who is of those who stay behind.
Surah Al-Ankaboot(29:33)