Well, the Hijri date 20 Dhul Hijjah 1254 corresponds to the Gregorian date Tuesday, 5 March 1839. This date lies in the twelfth month of the Hijri year 1254 AH, which is Dhu Al-Hijjah of 1254 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1254/12/20 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 5 March 1839 to its equivalent Arabic date.
The following is the conversion of the Arabic date 20 Dhul Hijjah 1254 AH to its equivalent Gregorian date.
لَعَلَّنَا نَتَّبِعُ ٱلسَّحَرَةَ إِن كَانُوا۟ هُمُ ٱلْغَٰلِبِينَ
(They said): Aye, so that we may follow the wizards if they are the winners.
Surah Ash-Shu'araa(26:40)