(9) باب مَنْ ذَبَحَ الأَضَاحِيَّ بِيَدِهِ
Narrated Anas:
The Prophet (ﷺ) slaughtered two rams, black and white in color (as sacrifices), and I saw him putting his foot on their sides and mentioning Allah's Name and Takbir (Allahu Akbar). Then he slaughtered them with his own hands.
Reference: Sahih al-Bukhari 5558
In-book reference: Book 73, Hadith 14
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 7, Book 68, Hadith 465