Well, the Hijri date 1 Jumada Al Oula 1242 corresponds to the Gregorian date Thursday, 30 November 1826. This date lies in the fifth month of the Hijri year 1242 AH, which is Jumada Al-Awwal of 1242 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1242/05/01 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 30 November 1826 to its equivalent Arabic date.
The following is the conversion of the Arabic date 1 Jumada Al Oula 1242 AH to its equivalent Gregorian date.
مِّنَ ٱلْمُؤْمِنِينَ رِجَالٌۭ صَدَقُوا۟ مَا عَٰهَدُوا۟ ٱللَّهَ عَلَيْهِ ۖ فَمِنْهُم مَّن قَضَىٰ نَحْبَهُۥ وَمِنْهُم مَّن يَنتَظِرُ ۖ وَمَا بَدَّلُوا۟ تَبْدِيلًۭا
Of the believers are men who are true to that which they covenanted with Allah. Some of them have paid their vow by death (in battle), and some of them still are waiting; and they have not altered in the least;
Surah Al-Ahzaab(33:23)