What role does faith play in achieving a pure heart?

Faith is the cornerstone of achieving a pure heart, as it involves trusting in the redemptive work of Christ for cleansing and renewal. Ephesians 2:8-9 explains that it is by grace we have been saved through faith, highlighting that our righteousness is not of our own efforts but a gift from God. This faith prompts a humble recognition of our need for Christ's mercy, ultimately leading to genuine repentance. Believing in Him transforms our hearts, as seen in 1 Peter 1:22, which illustrates that our souls are purified by obeying the truth through the Spirit. Thus, faith is not merely an intellectual assent but a heartfelt dependence on Christ that results in purity.