Well, the Hijri date 21 Rajab 1254 corresponds to the Gregorian date Tuesday, 9 October 1838. This date lies in the seventh month of the Hijri year 1254 AH, which is Rajab of 1254 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1254/07/21 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 9 October 1838 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Rajab 1254 AH to its equivalent Gregorian date.
وَقِيلَ يَٰٓأَرْضُ ٱبْلَعِى مَآءَكِ وَيَٰسَمَآءُ أَقْلِعِى وَغِيضَ ٱلْمَآءُ وَقُضِىَ ٱلْأَمْرُ وَٱسْتَوَتْ عَلَى ٱلْجُودِىِّ ۖ وَقِيلَ بُعْدًۭا لِّلْقَوْمِ ٱلظَّٰلِمِينَ
And it was said: O earth! Swallow thy water and, O sky! be cleared of clouds! And the water was made to subside. And the commandment was fulfilled. And it (the ship) came to rest upon (the mount) Al-Judi and it was said: A far removal for wrongdoing folk!
Surah Hud(11:44)