Well, the Hijri date 14 Rajab 1221 corresponds to the Gregorian date Friday, 26 September 1806. This date lies in the seventh month of the Hijri year 1221 AH, which is Rajab of 1221 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1221/07/14 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 26 September 1806 to its equivalent Arabic date.
The following is the conversion of the Arabic date 14 Rajab 1221 AH to its equivalent Gregorian date.
تَكَادُ تَمَيَّزُ مِنَ ٱلْغَيْظِ ۖ كُلَّمَآ أُلْقِىَ فِيهَا فَوْجٌۭ سَأَلَهُمْ خَزَنَتُهَآ أَلَمْ يَأْتِكُمْ نَذِيرٌۭ
As it would burst with rage. Whenever a (fresh) host is flung therein the wardens thereof ask them: Came there unto you no warner?
Surah Al-Mulk(67:8)