Well, the Hijri date 9 Muharram 1487 corresponds to the Gregorian date Saturday, 26 April 2064. This date lies in the first month of the Hijri year 1487 AH, which is Muharram of 1487 AH. Both this Hijri and Gregorian date occur on the single day that is Saturday without any doubt. The Arabic date 1487/01/09 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 26 April 2064 to its equivalent Arabic date.
The following is the conversion of the Arabic date 9 Muharram 1487 AH to its equivalent Gregorian date.
وَيُعَلِّمُهُ ٱلْكِتَٰبَ وَٱلْحِكْمَةَ وَٱلتَّوْرَىٰةَ وَٱلْإِنجِيلَ
And He will teach him the Scripture and wisdom, and the Torah and the Gospel,
Surah Aal-i-Imraan(3:48)
Sahih al-Bukhari
Fasting
Chapter: Observing Saum (fast) on the day of 'Ashura.
Narrated Salim's father:
The Prophet (ﷺ) said, "Whoever wishes may fast on the day of 'Ashura'."
Sahih al-Bukhari 2000