Well, the Hijri date 21 Rabi Al Awwal 1363 corresponds to the Gregorian date Thursday, 16 March 1944. This date lies in the third month of the Hijri year 1363 AH, which is Rabi Al-Awwal of 1363 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1363/03/21 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 16 March 1944 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Rabi Al Awwal 1363 AH to its equivalent Gregorian date.
فَتَوَلَّىٰ فِرْعَوْنُ فَجَمَعَ كَيْدَهُۥ ثُمَّ أَتَىٰ
Then Pharaoh went and gathered his strength, then came (to the appointed tryst).
Surah Taa-Haa(20:60)
Sahih al-Bukhari
Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh))
The Statement of Allah the Exalted: "...O you who believe! Enter not the Prophet's houses, except when leave is given to you for a meal... (up to) ... Verily! With Allah that shall be an enormity." (V.33:53)
Narrated `Umar:
I said, "O Allah's Messenger (ﷺ)! Good and bad persons enter upon you, so I suggest that you order the mothers of the Believers (i.e. your wives) to observe veils." Then Allah revealed the Verses of Al- Hijab.
Sahih al-Bukhari 4790