God appears to Moses in the burning bush, instructing him to lead the Israelites out of Egypt into Canaan. The Bible records the incident in the Book of Exodus (3:1-21). Wood engraving, circa 1850, drawn by Gustave Doré (1832 - 1883) and cut by Adolphe Gusman (1821 - 1905). (Photo by Keystone View Company/FPG/Archive Photos/Getty Images)