Original Verse:
Proverbs Chapter 25 Verse 18A man that beareth false witness against his neighbour is a maul, and a sword, and a sharp arrow.

Reference Verses:
Psalms Chapter 120 Verse 4Sharp arrows of the mighty, with coals of juniper.
James Chapter 3 Verse 6And the tongue is a fire, a world of iniquity: so is the tongue among our members, that it defileth the whole body, and setteth on fire the course of nature; and it is set on fire of hell.
Psalms Chapter 52 Verse 2Thy tongue deviseth mischiefs; like a sharp razor, working deceitfully.
Psalms Chapter 55 Verse 21The words of his mouth were smoother than butter, but war was in his heart: his words were softer than oil, yet were they drawn swords.
Psalms Chapter 120 Verse 3What shall be given unto thee? or what shall be done unto thee, thou false tongue?
Psalms Chapter 140 Verse 3They have sharpened their tongues like a serpent; adders' poison is under their lips. Selah.
Jeremiah Chapter 9 Verse 3And they bend their tongues like their bow for lies: but they are not valiant for the truth upon the earth; for they proceed from evil to evil, and they know not me, saith the LORD.
Exodus Chapter 20 Verse 16Thou shalt not bear false witness against thy neighbour.
Psalms Chapter 57 Verse 4My soul is among lions: and I lie even among them that are set on fire, even the sons of men, whose teeth are spears and arrows, and their tongue a sharp sword.
Proverbs Chapter 12 Verse 18There is that speaketh like the piercings of a sword: but the tongue of the wise is health.
Jeremiah Chapter 9 Verse 8Their tongue is as an arrow shot out; it speaketh deceit: one speaketh peaceably to his neighbour with his mouth, but in heart he layeth his wait.
Proverbs Chapter 24 Verse 28Be not a witness against thy neighbour without cause; and deceive not with thy lips.