Who does the Lord call "a wicked man" in Section 3 of the Doctrine and Covenants?
Thou [Joseph Smith] deliveredst up that which God had given thee sight and power to translate [The Book of Mormon], thou
deliveredst up that which was sacred into the hands of a wicked man [Martin Harris]. Section 3:12
(Although the text doesn't name the "wicked man", every Mormon knows who the Lord is talking about here.