Sunan an-Nasa'i 2361
سنن النسائي#2361Sahihأَخْبَرَنَا عَمْرُو بْنُ عَلِيٍّ، قَالَ حَدَّثَنَا عَبْدُ اللَّهِ بْنُ دَاوُدَ، قَالَ أَخْبَرَنِي ثَوْرٌ، عَنْ خَالِدِ بْنِ مَعْدَانَ، عَنْ رَبِيعَةَ الْجُرَشِيِّ، عَنْ عَائِشَةَ، قَالَتْ كَانَ رَسُولُ اللَّهِ صلى الله عليه وسلم يَتَحَرَّى يَوْمَ الاِثْنَيْنِ وَالْخَمِيسِ .
It was narrated that 'Aishah said:"The Messenger of Allah used to be keen to fast on Mondays and Thursday
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiHasan
In-book reference: 22:272