question #1 Sahih Muslim 102, Book 1, Hadith 190 : What is the significance of honesty and transparency in business transactions in Islam?

What is this? He replied: Messenger of Allah, these have been drenched by rainfall. He (the Holy Prophet) remarked: Why did you not place this (the drenched part of the heap) over other eatables so that the people could see it? He who deceives is not of me (is not my follower).