Woe unto you, scribes and Pharisees, hypocrites! for ye are like unto whitewashed sepulchres, who indeed appear beautiful outside, but inside are full of dead men's bones and of all uncleanness.

With their

No, in no wise: for God is true, and every man a liar; as it is written, That thou might be justified in thy words and might overcome when thou dost judge.

For there is no uprightness in their mouth; their inward part is very wickedness; their throat is an open sepulchre; they flatter with their tongue.

The LORD shall cut off all flattering lips and the tongue that speaks proud things:

The words of his mouth are iniquity and deceit; he has left off to be wise and to do good.

Thy tongue devises wickedness like a sharp razor, working deceitfully.

My soul is among lions, and I lie even among those that are set on fire, even the sons of men, whose teeth are spears and arrows and their tongue a sharp sword.

For your hands are defiled with blood, and your fingers with iniquity; your lips pronounce lies; your tongue speaks evil.

And 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 did not recognize me, said the LORD.

Have ye not seen a vain vision and have ye not spoken a lying divination, whereas ye say, The LORD hath said it; albeit I have not spoken?

O generation of vipers, how can ye, being evil, speak good things? For out of the abundance of the heart the mouth speaks.

In the same manner, the tongue is a very small member and boasts of great things. Behold, how great a forest a little fire kindles!

The poison

Their wine is the poison of dragons and the cruel venom of asps.

his food shall be changed in his bowels, it shall be the gall of asps within him.

They have sharpened their tongue like a serpent; adders' poison is under their lips. Selah.

General references

Their quiver is as an open sepulcher; they are all mighty men.