Well, the Hijri date 19 Rabi Al Awwal 1240 corresponds to the Gregorian date Wednesday, 10 November 1824. This date lies in the third month of the Hijri year 1240 AH, which is Rabi Al-Awwal of 1240 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1240/03/19 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 10 November 1824 to its equivalent Arabic date.
The following is the conversion of the Arabic date 19 Rabi Al Awwal 1240 AH to its equivalent Gregorian date.
وَقَالُوا۟ مَا فِى بُطُونِ هَٰذِهِ ٱلْأَنْعَٰمِ خَالِصَةٌۭ لِّذُكُورِنَا وَمُحَرَّمٌ عَلَىٰٓ أَزْوَٰجِنَا ۖ وَإِن يَكُن مَّيْتَةًۭ فَهُمْ فِيهِ شُرَكَآءُ ۚ سَيَجْزِيهِمْ وَصْفَهُمْ ۚ إِنَّهُۥ حَكِيمٌ عَلِيمٌۭ
And they say: That which is in the bellies of such cattle is reserved for our males and is forbidden to our wives; but if it be born dead, then they (all) may be partakers thereof. He will reward them for their attribution (of such ordinances unto Him). Lo, He is Wise, Aware.
Surah Al-An'aam(6:139)