(34) باب إِذَا وَقَعَتِ الْفَأْرَةُ فِي السَّمْنِ الْجَامِدِ أَوِ الذَّائِبِ
Narrated Maimuna:
The Prophet (ﷺ) was asked about a mouse that had fallen into butter-fat (and died). He said, "Throw away the mouse and the portion of butter-fat around it, and eat the rest."
Reference: Sahih al-Bukhari 5540
In-book reference: Book 72, Hadith 66
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 7, Book 67, Hadith 448