´It was narrated from 'Abdullah bin 'Umar that the Messenger of Allah said:` "Whoever buys food let him not sell it until he has taken possession of it."
Hadith Referenceسنن نسائي / كتاب البيوع / 4600
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:إسناده صحيح
´It was narrated that Tawus said:` "I heard Ibn 'Abbas say: 'As for that which the Messenger of Allah forbade, (it is) selling before taking possession of food."'
´It was narrated that Ibn 'Abbas said:` "The Messenger of Allah said: 'Whoever buys food let him not sell it until he takes possession of it. Ibn 'Abbas said: "I think the same applies to everything else as to food."
´Hakim bin Hizam said:` "I bought some food and made food and made a profit on it (by selling it) before I took possession of it. I came to the Messenger of Allah and told him about that and he said: 'Do not sell it until you take possession of it."'