Well, the Hijri date 4 Shawwal 1189 corresponds to the Gregorian date Monday, 27 November 1775. This date lies in the tenth month of the Hijri year 1189 AH, which is Shawwal of 1189 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1189/10/04 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 27 November 1775 to its equivalent Arabic date.
The following is the conversion of the Arabic date 4 Shawwal 1189 AH to its equivalent Gregorian date.
وَكَيْفَ يُحَكِّمُونَكَ وَعِندَهُمُ ٱلتَّوْرَىٰةُ فِيهَا حُكْمُ ٱللَّهِ ثُمَّ يَتَوَلَّوْنَ مِنۢ بَعْدِ ذَٰلِكَ ۚ وَمَآ أُو۟لَٰٓئِكَ بِٱلْمُؤْمِنِينَ
How come they unto thee for judgment when they have the Torah, wherein Allah hath delivered judgment (for them)? Yet even after that they turn away. Such (folk) are not believers.
Surah Al-Maaida(5:43)