Complex sentence: He claimed that his second wife, Edna Rose Ritchings, was the reincarnated spirit of his first wife, Peninniah who died in 1943 about three years before his marriage to Ritchings in 1946, although reincarnation was not previously part of Father Divine's doctrine.
Split into simpler sentences: He claimed that his second wife, Edna Rose Ritchings, was the reincarnated spirit of his first wife, Peninniah who died in 1943 about three years before his marriage to Ritchings in 1946. Interestingly, reincarnation was not previously part of Father Divine's doctrine.