"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."'
Reference: Sunan an-Nasa'i 4603 In-book : Book 44, Hadith 155 English translation : Vol. 5, Book 44, Hadith 4607
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