Well, the Hijri date 9 Rajab 1288 corresponds to the Gregorian date Saturday, 23 September 1871. This date lies in the seventh month of the Hijri year 1288 AH, which is Rajab of 1288 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1288/07/09 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 23 September 1871 to its equivalent Arabic date.
The following is the conversion of the Arabic date 9 Rajab 1288 AH to its equivalent Gregorian date.
فَبَدَأَ بِأَوْعِيَتِهِمْ قَبْلَ وِعَآءِ أَخِيهِ ثُمَّ ٱسْتَخْرَجَهَا مِن وِعَآءِ أَخِيهِ ۚ كَذَٰلِكَ كِدْنَا لِيُوسُفَ ۖ مَا كَانَ لِيَأْخُذَ أَخَاهُ فِى دِينِ ٱلْمَلِكِ إِلَّآ أَن يَشَآءَ ٱللَّهُ ۚ نَرْفَعُ دَرَجَٰتٍۢ مَّن نَّشَآءُ ۗ وَفَوْقَ كُلِّ ذِى عِلْمٍ عَلِيمٌۭ
Then he (Joseph) began the search with their bags before his brother's bag, then he produced it from his brother's bag. Thus did We contrive for Joseph. He could not have taken his brother according to the king's law unless Allah willed. We raise by grades (of mercy) whom We will, and over every lord of knowledge there is one more knowing.
Surah Yusuf(12:76)