Sahih al-Bukhari 6964
Book 90: Tricks · Hadith 11
Hadith text
حَدَّثَنَا إِسْمَاعِيلُ، حَدَّثَنَا مَالِكٌ، عَنْ عَبْدِ اللَّهِ بْنِ دِينَارٍ، عَنْ عَبْدِ اللَّهِ بْنِ عُمَرَ ـ رضى الله عنهما ـ أَنَّ رَجُلاً، ذَكَرَ لِلنَّبِيِّ صلى الله عليه وسلم أَنَّهُ يُخْدَعُ فِي الْبُيُوعِ فَقَالَ " إِذَا بَايَعْتَ فَقُلْ لاَ خِلاَبَةَ ".
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
Abdullah bin Umar bataate hain: Ek shaks ne Nabi (SAW) ko bataya ke unhein hamesha khareed-farokht mein dhoka diya jaata hai. Nabi (SAW) ne kaha, 'Jab bhi tum khareed-farokht karo, kaho, "Koi dhoka nahi."'
Sahih al-Bukhari 6964 · Book 90, Hadith 11