Well, the Hijri date 25 Shaban 1403 corresponds to the Gregorian date Monday, 6 June 1983. This date lies in the eighth month of the Hijri year 1403 AH, which is Shaban of 1403 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1403/08/25 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 6 June 1983 to its equivalent Arabic date.
The following is the conversion of the Arabic date 25 Shaban 1403 AH to its equivalent Gregorian date.
فَأَهْلَكْنَآ أَشَدَّ مِنْهُم بَطْشًۭا وَمَضَىٰ مَثَلُ ٱلْأَوَّلِينَ
Then We destroyed men mightier than these in prowess; and the example of the men of old hath gone (before them).
Surah Az-Zukhruf(43:8)
Sahih al-Bukhari
Merits of the Helpers in Madinah (Ansaar)
Chapter: The splitting of the moon (into two pieces)
Narrated `Abdullah:
The moon was split (into two pieces).
Sahih al-Bukhari 3871