Proverbs 25:18
A man who bears FALSE witness against his neighbor is a maul, and a sword, and a sharp arrow.
Psalm 57:4
My soul is among lions. I lay among those who are set on fire, even the sons of men, whose teeth are spears and arrows, and their tongue a sharp sword.
Proverbs 12:18
There is he who speaks rashly like the piercings of a sword, but the tongue of the wise is health.
Jeremiah 9:8
Their tongue is a deadly arrow; it speaks deceit. He speaks peaceably to his neighbor with his mouth, but in his heart he lays wait for him.
Psalm 52:2
Thy tongue devises wickedness, like a sharp razor, working deceitfully.
Psalm 55:21
His mouth was smooth as butter, but his heart was war. His words were softer than oil, yet they were drawn swords.
Psalm 120:3-4
What shall be given to thee, and what shall be done more to thee, thou deceitful tongue?
Psalm 140:3
They have sharpened their tongue like a serpent. Adders' poison is under their lips. Selah.
Proverbs 24:28
Be not a witness against thy neighbor without cause, and deceive not with thy lips.
Jeremiah 9:3
And they bend their tongue--their bow--for falsehood, and they have grown strong in the land, but not for truth. For they proceed from evil to evil, and they do not know me, says LORD.
James 3:6
And the tongue is a fire, the world of unrighteousness. Thus, the tongue is made to lead among our body-parts, defiling the whole body, and setting the cycle of nature on fire, and being set on fire by hell.