Business ethics is a study of true or false moral. People doing business aims to find as much profit as possible, even using unethical means. The conventional classic economic law controls the capital as small as possible and dredge profits as good as possible. Thus making the business people to justify everything. It's no surprise that business people do not pay attention to social responsibility and business ethics. This research aims to know the Islamic business and to know the attitudes of the traders in the market Manaqib already in accordance with Islamic business ethics. Research is done by collecting data from a variety of sources: books, magazines, journals or other writings and is supported by direct observation or observation and interviews and then then Symbolisions. The method used in this research is a descriptive method with a normative juridical approach. A normative juridical approach is an approach made based on key legal materials by examining theories, concepts, principles of law and legislation. From the results of the research found that traders understand the ethical selling good by offering goods in an honest, trustworthy, polite, and do not conceal the defective goods. When it is stored by other merchants they keep it well. Traders are traders who are ethics of Islamic business, because almost all traders in the market Manaqib have applied the foundations of Islamic business ethics on the implementation of its businesses