Well, the Hijri date 13 Rajab 1403 corresponds to the Gregorian date Tuesday, 26 April 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 1403/07/13 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 26 April 1983 to its equivalent Arabic date.
The following is the conversion of the Arabic date 13 Rajab 1403 AH to its equivalent Gregorian date.
إِلَّا عَجُوزًۭا فِى ٱلْغَٰبِرِينَ
Save an old woman among those who stayed behind.
Surah Ash-Shu'araa(26:171)
Sahih al-Bukhari
Holding Fast to the Qur'an and Sunnah
Chapter: The religious learned men should not differ
Narrated Anas bin Malik:
Allah's Messenger (ﷺ) said, "O Allah! Bestow Your Blessings on their measures, and bestow Your Blessings on their Sa' and Mudd." He meant those of the people of Medina.
Sahih al-Bukhari 7331