Hadith.3590 - It is narrated from Aban ibn Uthman, from Abu Abdullah (as), who said
"Four things are not permissible in four situations: treachery, embezzlement, theft, and usury. They are not permissible in Hajj, Umrah, Jihad, or charity."
Al-Kāfi #375“Abu ‘Abd Allah (a.s.), has said, ‘Four things are not lawful in four issues: treachery, excessiveness, theft and unlawful interest are not...