Well, the Hijri date 3 Muharram 1380 corresponds to the Gregorian date Monday, 27 June 1960. This date lies in the first month of the Hijri year 1380 AH, which is Muharram of 1380 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1380/01/03 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 27 June 1960 to its equivalent Arabic date.
The following is the conversion of the Arabic date 3 Muharram 1380 AH to its equivalent Gregorian date.
۞ فَلَآ أُقْسِمُ بِمَوَٰقِعِ ٱلنُّجُومِ
Nay, I swear by the places of the stars -
Surah Al-Waaqia(56:75)
Sahih al-Bukhari
Oaths and Vows
Chapter: How did the oaths of the Prophet (saws) use to be?
Narrated `Abdullah bin Hisham:
We were with the Prophet (ﷺ) and he was holding the hand of `Umar bin Al-Khattab. `Umar said to Him, "O Allah's Messenger (ﷺ)! You are dearer to me than everything except my own self." The Prophet (ﷺ) said, "No, by Him in Whose Hand my soul is, (you will not have complete faith) till I am dearer to you than your own self." Then `Umar said to him, "However, now, by Allah, you are dearer to me than my own self." The Prophet (ﷺ) said, "Now, O `Umar, (now you are a believer).
Sahih al-Bukhari 6632