Well, the Hijri date 13 Ramadan 1376 corresponds to the Gregorian date Saturday, 13 April 1957. This date lies in the ninth month of the Hijri year 1376 AH, which is Ramadan of 1376 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1376/09/13 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 13 April 1957 to its equivalent Arabic date.
The following is the conversion of the Arabic date 13 Ramadan 1376 AH to its equivalent Gregorian date.
يَسْـَٔلُكَ ٱلنَّاسُ عَنِ ٱلسَّاعَةِ ۖ قُلْ إِنَّمَا عِلْمُهَا عِندَ ٱللَّهِ ۚ وَمَا يُدْرِيكَ لَعَلَّ ٱلسَّاعَةَ تَكُونُ قَرِيبًا
Men ask thee of the Hour. Say: The knowledge of it is with Allah only. What can convey (the knowledge) unto thee? It may be that the Hour is nigh.
Surah Al-Ahzaab(33:63)
Sahih al-Bukhari
Hajj (Pilgrimage)
Chapter: The use of perfume while assuming Ihram
Narrated `Aisha:
(the wife of the Prophet (p.b.u.h) I used to scent Allah's Messenger (ﷺ) when he wanted to assume Ihram and also on finishing Ihram before the Tawaf round the Ka`ba (Tawaf-al-ifada).
Sahih al-Bukhari 1539