Well, the Hijri date 4 Shaban 1383 corresponds to the Gregorian date Friday, 20 December 1963. This date lies in the eighth month of the Hijri year 1383 AH, which is Shaban of 1383 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1383/08/04 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 20 December 1963 to its equivalent Arabic date.
The following is the conversion of the Arabic date 4 Shaban 1383 AH to its equivalent Gregorian date.
ذَٰلِكَ بِأَنَّ ٱللَّهَ هُوَ ٱلْحَقُّ وَأَنَّ مَا يَدْعُونَ مِن دُونِهِۦ هُوَ ٱلْبَٰطِلُ وَأَنَّ ٱللَّهَ هُوَ ٱلْعَلِىُّ ٱلْكَبِيرُ
That is because Allah, He is the True, and that whereon they call instead of Him, it is the false, and because Allah, He is the High, the Great.
Surah Al-Hajj(22:62)
Sahih al-Bukhari
Companions of the Prophet
Chapter: Narrations about Usama bin Zaid
Narrated 'Aisha:
The people of the Quraish tribe were worried about the Makhzumiya woman. They said. "Nobody dare speak to him (i.e. the Prophet (ﷺ) ) except Usama bin Zaid as he is the most beloved to Allah's Messenger (ﷺ)."
Sahih al-Bukhari 3732