(6) باب مَنِ اقْتَنَى كَلْبًا لَيْسَ بِكَلْبِ صَيْدٍ أَوْ مَاشِيَةٍ
Narrated Ibn `Umar:
The Prophet (ﷺ) said, "Whoever keeps a (pet) dog which is neither a watch dog nor a hunting dog, will get a daily deduction of two Qirat from his good deeds."
Reference: Sahih al-Bukhari 5480
In-book reference: Book 72, Hadith 6
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 7, Book 67, Hadith 389