Well, the Hijri date 21 Shawwal 1370 corresponds to the Gregorian date Wednesday, 25 July 1951. This date lies in the tenth month of the Hijri year 1370 AH, which is Shawwal of 1370 AH. Both this Hijri and Gregorian date occur on the single day that is Wednesday without any doubt. The Arabic date 1370/10/21 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 25 July 1951 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Shawwal 1370 AH to its equivalent Gregorian date.
فَذَرْنِى وَمَن يُكَذِّبُ بِهَٰذَا ٱلْحَدِيثِ ۖ سَنَسْتَدْرِجُهُم مِّنْ حَيْثُ لَا يَعْلَمُونَ
Leave Me (to deal) with those who give the lie to this pronouncement. We shall lead them on by steps from whence they know not.
Surah Al-Qalam(68:44)
Sahih al-Bukhari
Prayer at Night (Tahajjud)
Chapter: How was the Salat of the Prophet (pbuh) and how many Rak'a he used to offer at night?
Narrated Ibn `Abbas:
The prayer of the Prophet (ﷺ) used to be of thirteen rak`at, i.e. of the night prayer.
Sahih al-Bukhari 1138