From Sahih Bukhari (Hadith 1268):
Narrated Ibn `Abbas:A man fell from his Mount and died while he was with the Prophet (ﷺ) at `Arafat. The Prophet (ﷺ) said, "Wash him with water and Sidr and shroud him in two pieces of cloth and neither perfume him nor cover his head, for he will be resurrected on the Day of Resurrection saying, 'Labbaik
Reference: Bukhari 1268