Well, the Hijri date 4 Shawwal 1389 corresponds to the Gregorian date Saturday, 13 December 1969. This date lies in the tenth month of the Hijri year 1389 AH, which is Shawwal of 1389 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1389/10/04 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 13 December 1969 to its equivalent Arabic date.
The following is the conversion of the Arabic date 4 Shawwal 1389 AH to its equivalent Gregorian date.
وَلَقَدْ أَرْسَلْنَا نُوحًا إِلَىٰ قَوْمِهِۦ فَلَبِثَ فِيهِمْ أَلْفَ سَنَةٍ إِلَّا خَمْسِينَ عَامًۭا فَأَخَذَهُمُ ٱلطُّوفَانُ وَهُمْ ظَٰلِمُونَ
And verily we sent Noah (as Our messenger) unto his folk, and he continued with them for a thousand years save fifty years; and the flood engulfed them, for they were wrong-doers.
Surah Al-Ankaboot(29:14)