On the meaning of al-Tirmidhī’s statement: “And in this chapter, on the authority of so-and-so,” and the benefit of that:

Among the most distinguished features of the Jāmiʿ book over the other six canonical collections is its indication at the end of each chapter of those who narrated the ḥadīth from the Prophet ﷺ on that topic. This guides the reader at first glance to the fact that the text of the ḥadīth is narrated from such-and-such Companion, and thereby it becomes clear to him whether the ḥadīth is among the solitary reports (āḥād), the well-known reports (mashhūr), or the mutawātir reports—thus increasing his confidence and reassurance. This is a remarkable distinction in which no one who authored works on this subject, compiled ḥadīths, and arranged them has shared with him.

Al-Ḥāfiẓ Muḥammad ibn Ṭāhir al-Maqdisī said: “It was among his methods—meaning Imam al-Tirmidhī, may God have mercy on him—that when he introduced a chapter containing a well-known ḥadīth from a Companion whose chain of transmission was sound and which he had cited from that Companion’s narration in the ṣaḥīḥ collections, he would then present in that chapter the same ruling from the ḥadīth of another Companion whose narration they had not cited, and whose chains of transmission were not like the first chain, even though the ruling was sound. Then he would follow it by saying: ‘And in this chapter, on the authority of so-and-so and so-and-so,’ enumerating a group that included that well-known Companion and others. He rarely followed this method except in a limited number of chapters.”

Al-Ḥāfiẓ Abū al-Fatḥ Ibn Sayyid al-Nās al-Yaʿmarī said: “Among what the Jāmiʿ of Abū ʿĪsā al-Tirmidhī, may God have mercy on him, included of concision in—