Jami` at-Tirmidhi 1754

Narrated Anas: "The Messenger of Allah (ﷺ) was of average height, neither tall nor very short, he had a good build, brown in complexion, his hair was neither curly nor straight, and when he walked he swayed slightly." He said: There are narration on this topic from 'Aishah, Al-Bara', Abu Hurairah, Ibn 'Abbas, Abu Sa'eed, Jabir, Wa'il bin Hujr, and Umm Hani'. [Abu 'Eisa said:] The Hadith of Anas is a Hasan Sahih Gharib Hadith from this route, as a narration of Humaid