It wasnarrated from Anas bin Malik that a man slaughtered on the DayofSacrifice, (meaning) before the 'Eid prayer, and the Prophet (ﷺ)ordered him to do it again. (IT)
English reference (IT): Vol. 4, Book 26, Hadith 3151 (IT)
Arabic reference (IT): Book 26, Hadith 3271 (IT)