the Messenger of Allah slaughtered some of his sacrificial animals with his won hand, and someone else slaughtered some of them. (Sahih )
Sunan an-Nasa'i Book 43, Hadith 59
← Previous Hadith the Prophet sacrificed two Amlah horned rams, putting his foot on their sides and slaughtering them pronouncing the name of Allah, and saying: Allahu Akbar."" (Sahih )

Sunan an-Nasa'i Book 43, Hadith 58 Next Hadith → "We slaughtered (Naharna) a horse during the time of Messenger of Allah and ate it." In his hadith Qutaibah (one of the narrators) said: "And we ate its meat." (Sahih ) 'Abdah bin sulaiman contradicted him.

Sunan an-Nasa'i Book 43, Hadith 60