The book of Obadiah is a book of Prophetic Oracles. The prophet Obadiah wrote it. Its authorship is difficult to date but was possibly written about 853-841 B.C. or 605-586 B.C. The key personalities are the Edomites. The purpose of Obadiah is to show that God will judge all those who are against His children, His chosen people; Edom is used as the example of this truth.