Sahih Muslim | Book 3 | Hadith Number 691

Narrated by Ja'far b. Amr b. Umayya al-Damari
Ja'far b. Amr b. Umayya al-Damari reported on the authority of his father who said: I saw the Messenger of Allah (may peace be upon him) take slices from goat's shoulder, and then eat them, and then offer prayer without having performed ablution.