(70) باب لاَ يَبِيعُ حَاضِرٌ لِبَادٍ بِالسَّمْسَرَةِ
Narrated Anas bin Malik:
We were forbidden that a town dweller should sell goods of a desert dweller.
Reference: Sahih al-Bukhari 2161
In-book reference: Book 34, Hadith 112
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 3, Book 34, Hadith 370