Psalms 34:13
"Keep thy tongue from evil, and thy lips from speaking guile" - Psalms 34:13
Psalms 52:4
"Thou lovest all devouring words, O thou deceitful tongue" - Psalms 52:4
Matthew 26:60
"But found none: yea, though many false witnesses came, yet found they none. At the last came two false witnesses," - Matthew 26:60 KJV
Matthew 12:36
"But I say unto you, That every idle word that men shall speak, they shall give account thereof in the day of judgment" - Matthew 12:36 KJV
Ephesians 4:31
"Let all bitterness, and wrath, and anger, and clamour, and evil speaking, be put away from you, with all malice:" - Ephesians 4:31 KJV