Sunan an-Nasa'i 4258
سنن النسائي#4258Sahihأَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنِ الزُّهْرِيِّ، عَنْ عُبَيْدِ اللَّهِ بْنِ عَبْدِ اللَّهِ، عَنِ ابْنِ عَبَّاسٍ، عَنْ مَيْمُونَةَ، أَنَّ فَأْرَةً، وَقَعَتْ، فِي سَمْنٍ فَمَاتَتْ فَسُئِلَ النَّبِيُّ صلى الله عليه وسلم فَقَالَ " أَلْقُوهَا وَمَا حَوْلَهَا وَكُلُوهُ " .
It was narrated from Ibn 'Abbas, form Maimunah, that:a mouse fell into some cooking fat and died. The Prophet was asked (about that) and he said: "Throw it away, and whatever is around it, and eat (the rest)
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: 41:37