Sunan Ibn Majah 3459
سنن ابن ماجه#3459Sahihحَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا وَكِيعٌ، عَنْ يُونُسَ بْنِ أَبِي إِسْحَاقَ، عَنْ مُجَاهِدٍ، عَنْ أَبِي هُرَيْرَةَ، قَالَ نَهَى رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ عَنِ الدَّوَاءِ الْخَبِيثِ . يَعْنِي السُّمَّ .
It was narrated that Abu Hurairah said:“The Messenger of Allah (ﷺ) forbade treating illness with foul things (Khabith), meaning poison.”
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:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Zubair Ali ZaiIsnaad Sahih
In-book reference: 31:24