Muwatta Malik · Hadith 1793

حَدَّثَنِي مَالِكٌ، عَنْ نَافِعٍ، عَنْ أَبِي لُبَابَةَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم نَهَى عَنْ قَتْلِ الْحَيَّاتِ الَّتِي فِي الْبُيُوتِ ‏.‏

Malik related to me from Nafi from Abu Lubaba that the Messenger of Allah, may Allah bless him and grant him peace, forbade killing snakes which were in the houses

Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).