Well, the Hijri date 14 Dhul Qidah 1213 corresponds to the Gregorian date Thursday, 18 April 1799. This date lies in the eleventh month of the Hijri year 1213 AH, which is Dhu Al-Qidah of 1213 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1213/11/14 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 18 April 1799 to its equivalent Arabic date.
The following is the conversion of the Arabic date 14 Dhul Qidah 1213 AH to its equivalent Gregorian date.
وَلَقَدْ أَضَلَّ مِنكُمْ جِبِلًّۭا كَثِيرًا ۖ أَفَلَمْ تَكُونُوا۟ تَعْقِلُونَ
Yet he hath led astray of you a great multitude. Had ye then no sense?
Surah Yaseen(36:62)