Well, the Hijri date 17 Muharram 1377 corresponds to the Gregorian date Tuesday, 13 August 1957. This date lies in the first month of the Hijri year 1377 AH, which is Muharram of 1377 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1377/01/17 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 August 1957 to its equivalent Arabic date.
The following is the conversion of the Arabic date 17 Muharram 1377 AH to its equivalent Gregorian date.
لِيَكْفُرُوا۟ بِمَآ ءَاتَيْنَٰهُمْ ۚ فَتَمَتَّعُوا۟ فَسَوْفَ تَعْلَمُونَ
So as to disbelieve in that which We have given them. (Unto such it is said): Enjoy yourselves awhile, but ye will come to know.
Surah Ar-Room(30:34)
Sahih al-Bukhari
The Two Festivals (Eids)
Chapter: Salat before or after the Eid prayer
Narrated Ibn `Abbas:
The Prophet (ﷺ) went out and offered a two rak`at prayer on the Day of `Id ul Fitr and did not offer any other prayer before or after it and at that time Bilal was accompanying him.
Sahih al-Bukhari 989