Sahih Muslim | Book 10 | Chapter 6

Narrated by Abu Huraira (Allah be pleased with him)
Abu Huraira (Allah be pleased with him) reported it directly from Allah's Apostle (may peace be upon him): The townsman should not sell for a man from the desert (with a view to taking advantage of his ignorance of the market conditions of the city). And Zuhair reported from the Holy Prophet (may peace be upon him) that he forbade the townsman to sell on behalf of the man from the desert.

Narrated by Ibn 'Abbas (Allah be pleased with them)
Ibn 'Abbas (Allah be pleased with them) reported Allah's Messenger (may peace be upon him) as saying: The riders (carrying merchandise) should not be met in the way, and townsman should not sell for a man of the desert. The narrator reported. I said to Ibn 'Abbas: What do these words really imply "The townsman for the man of the desert"? He said: That he should work as a broker on his behalf.

Narrated by Jabir (Allah be pleased with him)
Jabir (Allah be pleased with him) reported Allah's Messenger (may peace be upon him) as saying: The townsman should not sell for a man from the desert, leave the people alone, Allah will give them provision from one another. Yahya reported it with a slight change of words.

Narrated by Jabir (Allah be pleased with him)
Jabir (Allah be pleased with him) reported a similar hadith from Allah's Apostle (may peace be upon him) through another chain of transmitters.

Narrated by Anas b. Malik (Allah be pleased with him)
Anas b. Malik (Allah be pleased with him) reported: We were forbidden that a townsman should sell for a man of the desert, even if he is his brother or father.

Narrated by Anas b. Malik (Allah be pleased with him)
Anas b. Malik (Allah be pleased with him) said: We were forbidden that a townsman should sell for a man of the desert.