Well, the Hijri date 17 Muharram 1275 corresponds to the Gregorian date Thursday, 26 August 1858. This date lies in the first month of the Hijri year 1275 AH, which is Muharram of 1275 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1275/01/17 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 26 August 1858 to its equivalent Arabic date.
The following is the conversion of the Arabic date 17 Muharram 1275 AH to its equivalent Gregorian date.
فَأَثَٰبَهُمُ ٱللَّهُ بِمَا قَالُوا۟ جَنَّٰتٍۢ تَجْرِى مِن تَحْتِهَا ٱلْأَنْهَٰرُ خَٰلِدِينَ فِيهَا ۚ وَذَٰلِكَ جَزَآءُ ٱلْمُحْسِنِينَ
Allah hath rewarded them for that their saying - Gardens underneath which rivers flow, wherein they will abide for ever. That is the reward of the good.
Surah Al-Maaida(5:85)