Anas bin Malik reported,

The Messenger of Allah ﷺ sacrificed two horned rams of mixed black and white color. I saw him slaughtering them with his own hand, placing his foot on their sides, and I heard him pronounce the name of Allah and say takbir.

Muslim 5088

Sahih

حدثنا يحيى بن يحيى أخبرنا وكيع عن شعبة عن قتادة

عن أنس قال

ضحى رسول الله ﷺ بكبشين أملحين أقرنين قال ورأيته يذبحهما بيده ورأيته واضعا قدمه على صفاحهما قال وسمى وكبر

مسلم 5088صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Muslim
Book
Sacrificial animals
Chapter
Recommendation of sacrifice, slaughtering it oneself without delegation, saying the name of Allah, and takbir
Numbering
Darussalam 5088
Muslim 5088