The New Testament is a collection of books in the Christian Bible, and two of these books are Luke and GOSPEL. Luke is a four-letter book written by the physician Luke, who was a companion of Paul. It is the third book of the New Testament and is known for its detailed accounts of Jesus' life and ministry. The GOSPEL is a six-letter book that is the first book of the New Testament. It is composed of four separate books, each written by a different author, and it contains the teachings of Jesus.