"If there is any good in what you use for treatment, it is in cupping." Narrated by Abū Dāwūd (2/151), Ibn Mājah (2/350), al-Ḥākim (4/410), and Aḥmad (2/342, 423) from Ḥammād ibn Salamah, from Muḥammad ibn ʿAmr, from Abū Salamah, from Abū Hurayrah, as a marfūʿ ḥadīth. Al-Ḥākim said: "Authentic according to the conditions of Muslim," and al-Dhahabī agreed with him. I say: There is some consideration in this, for Muḥammad ibn ʿAmr was only narrated by Muslim as a follow-up, and his ḥadīth is considered good. There is another chain for the ḥadīth with the wording: "Cupping is the best treatment used by people," and it is referenced in the other book (3900) and will come, and it has a witness that was mentioned under number (245).

"Gabriel came to me with fever and plague, so I held the fever in Medina and sent the plague to al-Shām. The plague is a martyrdom for my community, a mercy for them, and a punishment for the disbelievers." Narrated by Aḥmad (5/81), Ibn Ḥibbān in the biography of Abū Naṣr Muslim ibn ʿUbayd from "al-Thiqāt" (1/215), and Ibn ʿAsākir in "Tārīkh Dimashq" (1/341-342) from Yazīd ibn Hārūn, who said: Abū Naṣr Muslim ibn ʿUbayd narrated to us, I heard Abū ʿUsayb, the freed slave of the Messenger of Allāh (ṣallá Allāhu ʿalayhi wa-sallam), say: and he mentioned it as a marfūʿ ḥadīth. I say: This isnād is authentic. Abū Naṣr, as you know, was deemed reliable by Ibn Ḥibbān, and Aḥmad was asked about him and said: Reliable,