Well, the Hijri date 9 Dhul Hijjah 1311 corresponds to the Gregorian date Tuesday, 12 June 1894. This date lies in the twelfth month of the Hijri year 1311 AH, which is Dhu Al-Hijjah of 1311 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1311/12/09 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 12 June 1894 to its equivalent Arabic date.
The following is the conversion of the Arabic date 9 Dhul Hijjah 1311 AH to its equivalent Gregorian date.
فَلَعَلَّكَ بَٰخِعٌۭ نَّفْسَكَ عَلَىٰٓ ءَاثَٰرِهِمْ إِن لَّمْ يُؤْمِنُوا۟ بِهَٰذَا ٱلْحَدِيثِ أَسَفًا
Yet it may be, if they believe not in this statement, that thou (Muhammad) wilt torment thy soul with grief over their footsteps.
Surah Al-Kahf(18:6)