Sunan Ibn Majah 3469
سنن ابن ماجه#3469Sahihحَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا وَكِيعٌ، عَنْ مُوسَى بْنِ عُبَيْدَةَ، عَنْ عَلْقَمَةَ بْنِ مَرْثَدٍ، عَنْ حَفْصِ بْنِ عُبَيْدِ اللَّهِ، عَنْ أَبِي هُرَيْرَةَ، قَالَ ذُكِرَتِ الْحُمَّى عِنْدَ رَسُولِ اللَّهِ ـ صلى الله عليه وسلم ـ فَسَبَّهَا رَجُلٌ فَقَالَ النَّبِيُّ ـ صلى الله عليه وسلم ـ " لاَ تَسُبَّهَا فَإِنَّهَا تَنْفِي الذُّنُوبَ كَمَا تَنْفِي النَّارُ خَبَثَ الْحَدِيدِ " .
It was narrated that Abu Hurairah said:“Mention of fever was made in the presence of the Messenger of Allah (ﷺ), and a man cursed it. The Prophet (ﷺ) said: ‘Do not curse it, for it erases sin as fire removes filth from iron.’”
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: 31:34