Sahih Muslim 4029
صحيح مسلم#4029SahihIbn Umar (Allah be pleased with them) narrated Allah's Messenger (ﷺ) as saying:He who kept a dog ther than one meant for watching the fields or herds or hunting would lose one qirat every day out of his reward (with God)
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: 22:68