The speaker discusses the concept of atonement, drawing parallels between biblical events and the journey of salvation. They reference the Day of Atonement, where the sanctuary is cleansed from the sins of the year. They mention Jesus' proclamation, "It is finished," interpreting it as the guarantee of salvation, but with remaining steps in the process. The speaker also refers to the Book of Revelation and the transition from Jesus' priestly role to his kingly role. They emphasize the importance of accepting Jesus' sacrifice and choosing to be in Christ. The speaker concludes by looking forward to discussing the "live goat" in the next session and the final phase of the process.