Well, the Hijri date 7 Shaban 1139 corresponds to the Gregorian date Saturday, 29 March 1727. This date lies in the eighth month of the Hijri year 1139 AH, which is Shaban of 1139 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1139/08/07 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 29 March 1727 to its equivalent Arabic date.
The following is the conversion of the Arabic date 7 Shaban 1139 AH to its equivalent Gregorian date.
يُدَبِّرُ ٱلْأَمْرَ مِنَ ٱلسَّمَآءِ إِلَى ٱلْأَرْضِ ثُمَّ يَعْرُجُ إِلَيْهِ فِى يَوْمٍۢ كَانَ مِقْدَارُهُۥٓ أَلْفَ سَنَةٍۢ مِّمَّا تَعُدُّونَ
He directeth the ordinance from the heaven unto the earth; then it ascendeth unto Him in a Day, whereof the measure is a thousand years of that ye reckon.
Surah As-Sajda(32:5)