Original sentence: However many Protestant religions are harshly critical of the LDS concept of marriage.{{fact|June 18, 2009} "The difference, of course," according to Nichol's book Prostitution, Polygamy and Power, "lay in the Latter Day Saint's concept of "eternal" or "celestial marriage," defined in the 19th century as plural marriage
Edited sentence: "The difference, of course," according to Nichols book Prostitution, Polygamy and Power, "lay in the Latter Day Saint's concept of "eternal" or "celestial marriage," defined in the 19th century as plural marriage.However many Protestant religions are harshly critical of the LDS concept of marriage, which is even more radical than the idea of homosexual marriage