This collection of forty hadith on riba deliberates on the danger and prohibition of riba, description and types of riba, and business transactions that resemble riba. The whole objective of Islamic finance is to free trades and transactions from riba. Without deliverance from riba, justice cannot be attained in the socio-economic life of people. 

This forty hadith collection serves as a primary reference source for those embarking on new business ventures or undertaking studies on Islamic finance.