Well, the Hijri date 9 Dhul Hijjah 1388 corresponds to the Gregorian date Tuesday, 25 February 1969. This date lies in the twelfth month of the Hijri year 1388 AH, which is Dhu Al-Hijjah of 1388 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1388/12/09 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 25 February 1969 to its equivalent Arabic date.
The following is the conversion of the Arabic date 9 Dhul Hijjah 1388 AH to its equivalent Gregorian date.
أُو۟لَٰٓئِكَ جَزَآؤُهُمْ أَنَّ عَلَيْهِمْ لَعْنَةَ ٱللَّهِ وَٱلْمَلَٰٓئِكَةِ وَٱلنَّاسِ أَجْمَعِينَ
As for such, their guerdon is that on them rests the curse of Allah and of angels and of men combined.
Surah Aal-i-Imraan(3:87)