Sunan an-Nasa'i — The Book of Ghusl and Tayammum — Hadith No: 442
Translation
It was narrated that Ibn 'Abbas said:"I prayed with the Prophet (ﷺ) one night, and I stood on his left, but he made me stand on his right, and he prayed. Then he reclined on his side and took a nap, then the Mu'adhdhin came to him and he prayed, and did not perform Wudu