Well, the Hijri date 21 Rabi Al Awwal 1400 corresponds to the Gregorian date Thursday, 7 February 1980. This date lies in the third month of the Hijri year 1400 AH, which is Rabi Al-Awwal of 1400 AH. Both this Hijri and Gregorian date occur on the single day that is Thursday without any doubt. The Arabic date 1400/03/21 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 7 February 1980 to its equivalent Arabic date.
The following is the conversion of the Arabic date 21 Rabi Al Awwal 1400 AH to its equivalent Gregorian date.
إِنَّهَا شَجَرَةٌۭ تَخْرُجُ فِىٓ أَصْلِ ٱلْجَحِيمِ
Lo! it is a tree that springeth in the heart of hell.
Surah As-Saaffaat(37:64)
Sahih al-Bukhari
Praying at Night in Ramadaan (Taraweeh)
Chapter: The superiority of Nawafil at night in Ramadan
Narrated Abu Huraira:
I heard Allah's Messenger (ﷺ) saying regarding Ramadan, "Whoever prayed at night in it (the month of Ramadan) out of sincere Faith and hoping for a reward from Allah, then all his previous sins will be forgiven."
Sahih al-Bukhari 2008