It was narrated that Ibn 'Abbas said:"The Messenger of Allah ate a shoulder, then he wiped his hands on a Mish that was underneath him, then he got up for prayer, and performed the prayer
Hadith No. 488
Sunan Ibn Majah
Gradings:
Al-Albani:
Sahih
Muhammad Fouad Abd al-Baqi:
Sahih
Shuaib Al Arnaut:
Daif
Zubair Ali Zai:
Daif