Mn malet nw esti describe it more

Quran wst endeza yemil neger yelem.k e haymanotachn tzazat gar yemaygach eskehone dres kehulum engezalen lehulum enshetalen!

Malet?eski bedemb asredan principlun

There is no such thing quran The general rules of transaction are mentioned here on the link below https://www.iium.edu.my/deed/hadith/muslim/010_smt.html What I just want to remind u is all actions that are done by muslims doesn't mean it's mentioned in Quran or islamic principles as humans aren't perfect if u really want know then read