(7) باب مَا يُنْهَى مِنَ الْخِدَاعِ فِي الْبُيُوعِ
Narrated `Abdullah bin `Umar:
A man mentioned to the Prophet (ﷺ) that he had always been cheated in bargains. The Prophet (ﷺ) said, "Whenever you do bargain, say, 'No cheating.'" (FR)
Reference (FR): Sahih al-Bukhari 6964 (FR)
In-book reference (FR): Book 90, Hadith 11 (FR)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 9, Book 86, Hadith 94 (FR)