Well, the Hijri date 27 Rajab 1347 corresponds to the Gregorian date Tuesday, 8 January 1929. This date lies in the seventh month of the Hijri year 1347 AH, which is Rajab of 1347 AH. Both this Hijri and Gregorian date occur on the single day that is Tuesday without any doubt. The Arabic date 1347/07/27 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 8 January 1929 to its equivalent Arabic date.
The following is the conversion of the Arabic date 27 Rajab 1347 AH to its equivalent Gregorian date.
أَوْ تُسْقِطَ ٱلسَّمَآءَ كَمَا زَعَمْتَ عَلَيْنَا كِسَفًا أَوْ تَأْتِىَ بِٱللَّهِ وَٱلْمَلَٰٓئِكَةِ قَبِيلًا
Or thou cause the heaven to fall upon us piecemeal, as thou hast pretended, or bring Allah and the angels as a warrant;
Surah Al-Israa(17:92)