Narrated Ibn 'Abbas: The Prophet ate of the meat of a shoulder (by cutting the meat with his teeth), and then got up and offered the prayer without performing the ablution anew.
Hadith ReferenceSahih Bukhari / The Book of Foods (Meals) / Hadith: 5404
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة