Well, the Hijri date 7 Muharram 1240 corresponds to the Gregorian date Tuesday, 31 August 1824. This date lies in the first month of the Hijri year 1240 AH, which is Muharram of 1240 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1240/01/07 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 31 August 1824 to its equivalent Arabic date.
The following is the conversion of the Arabic date 7 Muharram 1240 AH to its equivalent Gregorian date.
وَلَوْ شَآءَ رَبُّكَ لَءَامَنَ مَن فِى ٱلْأَرْضِ كُلُّهُمْ جَمِيعًا ۚ أَفَأَنتَ تُكْرِهُ ٱلنَّاسَ حَتَّىٰ يَكُونُوا۟ مُؤْمِنِينَ
And if thy Lord willed, all who are in the earth would have believed together. Wouldst thou (Muhammad) compel men until they are believers?
Surah Yunus(10:99)