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In page Fundamentalist Church of Jesus Christ of Latter-Day Saints:

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Former FLDS Church member Robert Richter reported to the Phoenix New Times that Warren Jeffs has repeatedly alluded to the 19th-century teaching of "blood atonement" in church sermons. Under the doctrine of blood atonement, certain serious sins, such as murder, can only be atoned for by the sinner's death.[1] There was concern that one of the sins requiring blood atonement is apostasy.