Well, the Hijri date 4 Shawwal 1426 corresponds to the Gregorian date Sunday, 6 November 2005. This date lies in the tenth month of the Hijri year 1426 AH, which is Shawwal of 1426 AH. Both this Hijri and Gregorian date occur on the single day that is Sunday without any doubt. The Arabic date 1426/10/04 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 6 November 2005 to its equivalent Arabic date.
The following is the conversion of the Arabic date 4 Shawwal 1426 AH to its equivalent Gregorian date.
كُلُوا۟ وَٱشْرَبُوا۟ هَنِيٓـًٔۢا بِمَآ أَسْلَفْتُمْ فِى ٱلْأَيَّامِ ٱلْخَالِيَةِ
(And it will be said unto those therein): Eat and drink at ease for that which ye sent on before you in past days.
Surah Al-Haaqqa(69:24)