Well, the Hijri date 27 Rajab 1403 corresponds to the Gregorian date Tuesday, 10 May 1983. This date lies in the seventh month of the Hijri year 1403 AH, which is Rajab of 1403 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1403/07/27 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 May 1983 to its equivalent Arabic date.
The following is the conversion of the Arabic date 27 Rajab 1403 AH to its equivalent Gregorian date.
فَلَمَّا رَأَوْا۟ بَأْسَنَا قَالُوٓا۟ ءَامَنَّا بِٱللَّهِ وَحْدَهُۥ وَكَفَرْنَا بِمَا كُنَّا بِهِۦ مُشْرِكِينَ
Surah Ghafir(40:84)
Sahih al-Bukhari
Wills and Testaments (Wasaayaa)
Chapter: The foundation of an endowment for building a mosque
Narrated Anas bin Malik:
When Allah's Messenger (ﷺ) came to Medina, he ordered that a mosque be built. He said, "O Bani An- Najjar! Suggest me a price for the garden of yours." They replied, "By Allah, we will not ask its price except from Allah."
Sahih al-Bukhari 2774