"The Messenger of Allah said: 'Do not slaughter anything but a Musinnah, unless that is difficult, in which case you can slaughter a Jadh'ah sheep."'
Sunan an-Nasa'i Book 43, Hadith 18
← Previous Hadith "Messenger of Allah forbade us from sacrificing an animal with a broken horn." I (the narrator) mentioned that to Sa'eed bin Al_Musayyab and he said: "Yes, m unless half or more of the horn is missing."

Sunan an-Nasa'i Book 43, Hadith 17 Next Hadith → the Messenger of Allah gave him some sheep to distribute among his Companions. A small goat was left over and he mentioned that to the Messenger of Allah. He said: "Sacrifice it yourself."

Sunan an-Nasa'i Book 43, Hadith 19