The term BOOK OF ___ can be filled in with the following solutions: AMOS (4 letters), ODES (4 letters), ESTHER (6 letters), EZRA (4 letters), MORMON (6 letters), KELLS (5 letters), ACTS (4 letters), and HOURS (5 letters). The Book of AMOS is a book from the Hebrew Bible, written by the prophet AMOS. The Book of Odes is a collection of poems from ancient China. The Book of Esther is a book from the Hebrew Bible, which tells the story of Queen Esther. The Book of Ezra is a book from the Hebrew Bible, which tells the story of the return of the Jews to Jerusalem after their exile in Babylon. The Book of Mormon is a sacred text of the Latter Day Saint movement. The Book of Kells is an illuminated manuscript of the four Gospels of the New Testament. The Book of Acts is a book from the New Testament, which tells the story of the early Christian church. The Book of HOURS is a collection of prayers used in the Middle Ages.