Yahya related to me from Malik from Abdullah ibn Dinar fromAbdullah ibn Umar that the Messenger of Allah, may Allah bless him andgrant him peace, said, "Someone who buys food, must not sell it untilhe takes possession of it." (DE)
USC-MSA web (English) reference: Book 31, Hadith 41 (DE)
Arabic reference (DE): Book 31, Hadith 1333 (DE)