Well, the Hijri date 1 Rabi Al Awwal 1443 corresponds to the Gregorian date Thursday, 7 October 2021. This date lies in the third month of the Hijri year 1443 AH, which is Rabi Al-Awwal of 1443 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1443/03/01 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 7 October 2021 to its equivalent Arabic date.
The following is the conversion of the Arabic date 1 Rabi Al Awwal 1443 AH to its equivalent Gregorian date.
أَن تَقُولُوٓا۟ إِنَّمَآ أُنزِلَ ٱلْكِتَٰبُ عَلَىٰ طَآئِفَتَيْنِ مِن قَبْلِنَا وَإِن كُنَّا عَن دِرَاسَتِهِمْ لَغَٰفِلِينَ
Lest ye should say: The Scripture was revealed only to two sects before us, and we in sooth were unaware of what they read;
Surah Al-An'aam(6:156)