Al-Qasim b. Muhammad quoted ‘A’isha as saying the Prophet often walked wearing one sandal. A version says she walked wearing one sandal.
Tirmidhi transmitted it, saying this is sounder
Ibn Buraida told on his father’s authority that the Negus presented the Prophet with two plain black shoes and he wore them.
Ibn Majah transmitted it, and Tirmidhi added on Ibn Buraida's authority quoting his father’s authority, that he then performed ablution and wiped over them.
Jabir said God's messenger forbade that a man should put on sandals while standing.
Abu Dawad transmitted it, and Tirmidhi and Ibn Majah transmitted it on Abu Huraira’s authority.