Well, the Hijri date 9 Rabi Al Awwal 1617 corresponds to the Gregorian date Tuesday, 10 August 2190. This date lies in the third month of the Hijri year 1617 AH, which is Rabi Al-Awwal of 1617 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1617/03/09 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 10 August 2190 to its equivalent Arabic date.
The following is the conversion of the Arabic date 9 Rabi Al Awwal 1617 AH to its equivalent Gregorian date.
قَالُوا۟ لَن نَّبْرَحَ عَلَيْهِ عَٰكِفِينَ حَتَّىٰ يَرْجِعَ إِلَيْنَا مُوسَىٰ
They said: We shall by no means cease to be its votaries till Moses return unto us.
Surah Taa-Haa(20:91)