Well, the Hijri date 29 Shaban 1404 corresponds to the Gregorian date Wednesday, 30 May 1984. This date lies in the eighth month of the Hijri year 1404 AH, which is Shaban of 1404 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1404/08/29 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 30 May 1984 to its equivalent Arabic date.
The following is the conversion of the Arabic date 29 Shaban 1404 AH to its equivalent Gregorian date.
وَقِيلَ لِلنَّاسِ هَلْ أَنتُم مُّجْتَمِعُونَ
And it was said unto the people: Are ye (also) gathering?
Surah Ash-Shu'araa(26:39)