Well, the Hijri date 10 Rajab 1509 corresponds to the Gregorian date Saturday, 23 February 2086. This date lies in the seventh month of the Hijri year 1509 AH, which is Rajab of 1509 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1509/07/10 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 23 February 2086 to its equivalent Arabic date.
The following is the conversion of the Arabic date 10 Rajab 1509 AH to its equivalent Gregorian date.
وَخُذْ بِيَدِكَ ضِغْثًۭا فَٱضْرِب بِّهِۦ وَلَا تَحْنَثْ ۗ إِنَّا وَجَدْنَٰهُ صَابِرًۭا ۚ نِّعْمَ ٱلْعَبْدُ ۖ إِنَّهُۥٓ أَوَّابٌۭ
And (it was said unto him): Take in thine hand a branch and smite therewith, and break not thine oath. Lo! We found him steadfast, how excellent a slave! Lo! he was ever turning in repentance (to his Lord).
Surah Saad(38:44)