Well, the Hijri date 20 Jumada Al Oula 1370 corresponds to the Gregorian date Monday, 26 February 1951. This date lies in the fifth month of the Hijri year 1370 AH, which is Jumada Al-Awwal of 1370 AH. Both this Hijri and Gregorian date occur on the single day that is Monday without any doubt. The Arabic date 1370/05/20 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 February 1951 to its equivalent Arabic date.
The following is the conversion of the Arabic date 20 Jumada Al Oula 1370 AH to its equivalent Gregorian date.
وَنُنَزِّلُ مِنَ ٱلْقُرْءَانِ مَا هُوَ شِفَآءٌۭ وَرَحْمَةٌۭ لِّلْمُؤْمِنِينَ ۙ وَلَا يَزِيدُ ٱلظَّٰلِمِينَ إِلَّا خَسَارًۭا
And We reveal of the Qur'an that which is a healing and a mercy for believers though it increase the evil-doers in naught save ruin.
Surah Al-Israa(17:82)