Well, the Hijri date 11 Rabi Al Awwal 1383 corresponds to the Gregorian date Wednesday, 31 July 1963. This date lies in the third month of the Hijri year 1383 AH, which is Rabi Al-Awwal of 1383 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1383/03/11 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 31 July 1963 to its equivalent Arabic date.
The following is the conversion of the Arabic date 11 Rabi Al Awwal 1383 AH to its equivalent Gregorian date.
لَقَدْ وُعِدْنَا نَحْنُ وَءَابَآؤُنَا هَٰذَا مِن قَبْلُ إِنْ هَٰذَآ إِلَّآ أَسَٰطِيرُ ٱلْأَوَّلِينَ
We were already promised this, we and our forefathers. Lo! this is naught but fables of the men of old.
Surah Al-Muminoon(23:83)
Sahih al-Bukhari
Apostates
Chapter: The sin of the person who ascribes partners in worship to Allah
Narrated Ibn Mas`ud:
A man said, "O Allah's Messenger (ﷺ)! Shall we be punished for what we did in the Prelslamic Period of ignorance?" The Prophet (ﷺ) said, "Whoever does good in Islam will not be punished for what he did in the Pre-lslamic Period of ignorance and whoever does evil in Islam will be punished for his former and later (bad deeds).
Sahih al-Bukhari 6921