This document is a preview for the third foundation stone on saving faith. It discusses key points about faith, including that Jesus came to earth to bring the good news and for people to believe in the gospel. It notes Abraham as the father of faith for believing God's promises. Several questions and answers are provided about faith, such as what it means to believe in Jesus, how faith sets people free from sin, and why the Bible was written to help people believe. The document concludes by listing 12 foundational Christian teachings.