Jami` at-Tirmidhi 2051
جامع الترمذي#2051Sahihحَدَّثَنَا عَبْدُ الْقُدُّوسِ بْنُ مُحَمَّدٍ، قَالَ حَدَّثَنَا عَمْرُو بْنُ عَاصِمٍ، قَالَ حَدَّثَنَا هَمَّامٌ، وَجَرِيرُ بْنُ حَازِمٍ، قَالاَ حَدَّثَنَا قَتَادَةُ، عَنْ أَنَسٍ، قَالَ كَانَ رَسُولُ اللَّهِ صلى الله عليه وسلم يَحْتَجِمُ فِي الأَخْدَعَيْنِ وَالْكَاهِلِ وَكَانَ يَحْتَجِمُ لِسَبْعَ عَشْرَةَ وَتِسْعَ عَشْرَةَ وَإِحْدَى وَعِشْرِينَ . قَالَ أَبُو عِيسَى وَفِي الْبَابِ عَنِ ابْنِ عَبَّاسٍ وَمَعْقِلِ بْنِ يَسَارٍ . وَهَذَا حَدِيثٌ حَسَنٌ صحيح .
Anas narrated:"The Prophet (S.A.W) would get cupped in his jugular veins and his upper back. And he would get cupped on the seventeenth (of the month), (or) the nineteenth, and (or) the twenty first
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 28:16