Numbers 14:36
And the men, which Moses sent to search the land, who returned, and made all the congregation to murmur against him, by bringing up a slander upon the land,
Psalms 31:13
For I have heard the slander of many: fear was on every side: while they took counsel together against me, they devised to take away my life.
Proverbs 10:18
He that hideth hatred with lying lips, and he that uttereth a slander, is a fool.