The Prophet (ﷺ) as saying: If anyone gets a dog, except a sheeping or hunting or a farm dog, a qirat of his reward will be deducted daily.
Sunan Abi Dawud Book 17, Hadith 1
← Previous Hadith When a boy was born to one of us in the pre-Islamic period, we sacrificed a sheep and smeared his head with its blood; but when Allah brought Islam, we sacrificed a sheep, shaved his head and smeared his head with saffron.

Sunan Abi Dawud Book 16, Hadith 56 Next Hadith → The Prophet (ﷺ) said: Were dogs not a species of creature I should command that they all be killed; but kill every pure black one.

Sunan Abi Dawud Book 17, Hadith 2