How do we define the nature of faith according to Scripture?

Ephesians 2:8-9 states, 'For by grace are ye saved through faith; and that not of yourselves: it is the gift of God: Not of works, lest any man should boast.' This passage succinctly defines faith as a divinely given gift that enables a person to trust in Christ alone for salvation. It emphasizes that our efforts cannot earn us salvation; rather, it is solely based on Christ's righteousness. Faith is not merely an intellectual acknowledgment of truth but a deep trust and reliance upon Jesus as Savior. True faith results in a transformed life and continuous reliance upon Christ's grace.