Proverbs 25:18
A man who bears false witness against his neighbor is like a war club, or a sword, or a sharp arrow.
Psalm 57:4
My soul is in the midst of lions; I lie down amid fiery beasts-- the children of man, whose teeth are spears and arrows, whose tongues are sharp swords.
Proverbs 12:18
There is one whose rash words are like sword thrusts, but the tongue of the wise brings healing.
Jeremiah 9:8
Their tongue is a deadly arrow; it speaks deceitfully; with his mouth each speaks peace to his neighbor, but in his heart he plans an ambush for him.
Psalm 52:2
Your tongue plots destruction, like a sharp razor, you worker of deceit.
Psalm 55:21
His speech was smooth as butter, yet war was in his heart; his words were softer than oil, yet they were drawn swords.
Psalm 120:3-4
What shall be given to you, and what more shall be done to you, you deceitful tongue?
Psalm 140:3
They make their tongue sharp as a serpent's, and under their lips is the venom of asps. Selah
Proverbs 24:28
Be not a witness against your neighbor without cause, and do not deceive with your lips.
Jeremiah 9:3
They bend their tongue like a bow; falsehood and not truth has grown strong in the land; for they proceed from evil to evil, and they do not know me, declares the LORD.
James 3:6
And the tongue is a fire, a world of unrighteousness. The tongue is set among our members, staining the whole body, setting on fire the entire course of life, and set on fire by hell.