Yahya related to me from Malik from Nafi from Abdullah ibn Umarthat the Messenger of Allah, may Allah bless him and grant him peace,said, "Blessing is in the forelocks of horses until the Day ofRising." (DE)
USC-MSA web (English) reference: Book 21, Hadith 44 (DE)
Arabic reference (DE): Book 21, Hadith 1004 (DE)