Psalm 50:20
You sit and speak against your brother; you slander your own mother's son.
Torrey's Topical Textbook—AKJV

Jeremiah 6:28
They are all grievous rebels, walking with slanders: they are brass and iron; they are all corrupters.
Torrey's Topical Textbook—AKJV

Jeremiah 9:4
Take you heed every one of his neighbor, and trust you not in any brother: for every brother will utterly supplant, and every neighbor will walk with slanders.
Torrey's Topical Textbook—AKJV