صحیح ابن حبان
Ibn Hibban
كتاب البيوع
Book of Sales
باب البيع المنهي عنه - ذكر الزجر عن بيع المرء على بيع أخيه قبل أن يتفرق البائع والمشتري-
Chapter: Forbidden sales - Warning against selling over one's brother's sale before buyer and seller separate
1 hadith
Hadith 4965
Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) narrates this statement of the Noble Prophet (peace and blessings be upon him): "No person should make an offer over the offer of another."