Well, the Hijri date 10 Dhul Hijjah 1400 corresponds to the Gregorian date Sunday, 19 October 1980. This date lies in the twelfth month of the Hijri year 1400 AH, which is Dhu Al-Hijjah of 1400 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1400/12/10 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 19 October 1980 to its equivalent Arabic date.
The following is the conversion of the Arabic date 10 Dhul Hijjah 1400 AH to its equivalent Gregorian date.
وَجَعَلُوا۟ لِلَّهِ شُرَكَآءَ ٱلْجِنَّ وَخَلَقَهُمْ ۖ وَخَرَقُوا۟ لَهُۥ بَنِينَ وَبَنَٰتٍۭ بِغَيْرِ عِلْمٍۢ ۚ سُبْحَٰنَهُۥ وَتَعَٰلَىٰ عَمَّا يَصِفُونَ
Yet they ascribe as partners unto Him the jinn, although He did create them, and impute falsely, without knowledge, sons and daughters unto Him. Glorified be He and High Exalted above (all) that they ascribe (unto Him).
Surah Al-An'aam(6:100)