Hadith;"Whoever keeps a dog Neither of hunting nor to guard livestock, then two Qirat (lot of) reward are deducted from his reward, daily.

Bismillahirrahmanirrahim

Hadith;"Whoever keeps a dog Neither of hunting nor to guard livestock, then two Qirat (lot of) reward are deducted from his reward, daily. 

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✦ Narrated Ibn Umar radi Allahu Anhu That the Messenger of Allah (ﷺ) said: "Whoever keeps a dog Neither of hunting nor to guard livestock, then two Qirat (lot of) reward are deducted from his reward, daily.

Sahih Bukhari, Book 67, 390-Sahih