Well, the Hijri date 28 Rabi Al Awwal 1393 corresponds to the Gregorian date Tuesday, 1 May 1973. This date lies in the third month of the Hijri year 1393 AH, which is Rabi Al-Awwal of 1393 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1393/03/28 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 1 May 1973 to its equivalent Arabic date.
The following is the conversion of the Arabic date 28 Rabi Al Awwal 1393 AH to its equivalent Gregorian date.
وَأَطِيعُوا۟ ٱللَّهَ وَأَطِيعُوا۟ ٱلرَّسُولَ وَٱحْذَرُوا۟ ۚ فَإِن تَوَلَّيْتُمْ فَٱعْلَمُوٓا۟ أَنَّمَا عَلَىٰ رَسُولِنَا ٱلْبَلَٰغُ ٱلْمُبِينُ
Obey Allah and obey the messenger, and beware! But if ye turn away, then know that the duty of Our messenger is only plain conveyance (of the message).
Surah Al-Maaida(5:92)