New City Catechism 34.3
Question 34: Since we are redeemed by grace alone, through Christ alone, must we still do good works and obey God’s Word? Answer: Yes, because Christ, having redeemed us by his blood, also renews us by his Spirit; so that our lives may show love and gratitude to God; so that we may be assured of our faith by the fruits; and so that by our godly behavior others may be won to Christ. In Matthew 5:13-16, Jesus taught his disciples that they were to be the salt of the earth and t