Ephesians 4:31 Let all bitterness, and wrath, and anger, and clamor, and evil-speaking, be put away from you, with all malice: (WBS YLT)
Colossians 3:8 but now put off, even ye, the whole -- anger, wrath, malice, evil-speaking, filthy talking -- out of your mouth. (YLT)
Jude 1:9 yet Michael, the chief messenger, when, with the devil contending, he was disputing about the body of Moses, did not dare to bring up an evil-speaking judgment, but said, 'The Lord rebuke thee!' (YLT)
Revelation 2:9 I have known thy works, and tribulation, and poverty -- yet thou art rich -- and the evil-speaking of those saying themselves to be Jews, and are not, but 'are' a synagogue of the Adversary. (YLT)
Revelation 13:6 and it did open its mouth for evil-speaking toward God, to speak evil of His name, and of His tabernacle, and of those who in the heaven tabernacle, (YLT)