It wasnarrated that 'Ali said:
"The Messenger of Allah (ﷺ) stoppedat'Arafat and said: 'This is the place of standing, and all of'Arafat is a place of standing.'" (TR)
English reference (TR): Vol. 4, Book 25, Hadith 3010 (TR)
Arabic reference (TR): Book 25, Hadith 3124 (TR)