´It was narrated from Nafi that Ibn 'UMar told them, that:` they used to buy foold from the riders at the time of the Messenger of Allah and he forbade them to sell it in the place where they had bought it until they moved it to the food market.
Hadith ReferenceSunan an-Nasa'i / The Book of Financial Transactions / Hadith: 4611
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:إسناده صحيح