It wasnarrated that Hilal bin Yasaf said:
"Ziyad bin Abu-Ja'd took meby the hand and made me stand near an old man at Raqqah, whose namewas Wabisah bin Ma'bad. He said: 'A man performed prayer behindtherow on his own, and the Prophet (ﷺ) commanded him to repeat theprayer.'" (FR)
English reference (FR): Vol. 1, Book 5, Hadith 1004 (FR)
Arabic reference (FR): Book 5, Hadith 1057 (FR)