Well, the Hijri date 18 Rabi Al Thani 1380 corresponds to the Gregorian date Saturday, 8 October 1960. This date lies in the fourth month of the Hijri year 1380 AH, which is Rabi Al-Thani of 1380 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1380/04/18 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 8 October 1960 to its equivalent Arabic date.
The following is the conversion of the Arabic date 18 Rabi Al Thani 1380 AH to its equivalent Gregorian date.
أَمْ لَكُمْ أَيْمَٰنٌ عَلَيْنَا بَٰلِغَةٌ إِلَىٰ يَوْمِ ٱلْقِيَٰمَةِ ۙ إِنَّ لَكُمْ لَمَا تَحْكُمُونَ
Or have ye a covenant on oath from Us that reacheth to the Day of Judgment, that yours shall be all that ye ordain?
Surah Al-Qalam(68:39)
Sahih al-Bukhari
Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi)
Chapter: The story of the Ghazwa of Badr
Narrated Ka`b bin Malik:
I never failed to join Allah's Messenger (ﷺ) in any of his Ghazawat except in the Ghazwa of Tabuk. However, I did not take part in the Ghazwa of Badr, but none who failed to take part in it, was blamed, for Allah's Messenger (ﷺ) had gone out to meet the caravans of (Quraish, but Allah caused them (i.e. Muslims) to meet their enemy unexpectedly (with no previous intention) .
Sahih al-Bukhari 3951