Well, the Hijri date 21 Rabi Al Thani 1366 corresponds to the Gregorian date Friday, 14 March 1947. This date lies in the fourth month of the Hijri year 1366 AH, which is Rabi Al-Thani of 1366 AH. Both this Hijri and Gregorian date occur on the single day that is Friday without any doubt. The Arabic date 1366/04/21 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 14 March 1947 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Rabi Al Thani 1366 AH to its equivalent Gregorian date.
هُوَ ٱلَّذِى يُحْىِۦ وَيُمِيتُ ۖ فَإِذَا قَضَىٰٓ أَمْرًۭا فَإِنَّمَا يَقُولُ لَهُۥ كُن فَيَكُونُ
He it is Who quickeneth and giveth death. When He ordaineth a thing, He saith unto it only: Be! and it is.
Surah Ghafir(40:68)
Sahih al-Bukhari
Good Manners and Form (Al-Adab)
Chapter: What kinds of poetry, Rajaz and Huda is allowed
Narrated Abu Huraira:
The Prophet (ﷺ) said, "The most true words said by a poet were the words of Labid. He said, i.e. 'Verily, everything except Allah is perishable and Umaiya bin Abi As-Salt was about to embrace Islam .
Sahih al-Bukhari 6147