Sahih Muslim 5828
صحيح مسلم#5828SahihNafi' reported that Abu Lubaba talked to Ibn 'Umar to open a door in his house which would bring them nearer to the mosque and they found a fresh slough of the snake, whereupon 'Abdullah said:Find it out and kill it. Abu Lubaba said: Don't kill them, for Allah's Messenger (ﷺ) forbade the killing of the snakes found in houses
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 39:179