Sunan an-Nasa'i 4287
سنن النسائي#4287SahihIt was narrated from Salim, from his father, that the Messenger of Allah said:"Whoever keeps a dog. Except a dog for hunting or herding livestock, two Qirats will be deducted from his reward each day
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih Muslim
In-book reference: 42:25