Well, the Hijri date 9 Dhul Qidah 1409 corresponds to the Gregorian date Monday, 12 June 1989. This date lies in the eleventh month of the Hijri year 1409 AH, which is Dhu Al-Qidah of 1409 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1409/11/09 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 12 June 1989 to its equivalent Arabic date.
The following is the conversion of the Arabic date 9 Dhul Qidah 1409 AH to its equivalent Gregorian date.
قُلْ أَنزَلَهُ ٱلَّذِى يَعْلَمُ ٱلسِّرَّ فِى ٱلسَّمَٰوَٰتِ وَٱلْأَرْضِ ۚ إِنَّهُۥ كَانَ غَفُورًۭا رَّحِيمًۭا
Say (unto them, O Muhammad): He who knoweth the secret of the heavens and the earth hath revealed it. Lo! He ever is Forgiving, Merciful.
Surah Al-Furqaan(25:6)