Proverbs 6:12
A man of worthlessness, a man of iniquity, Walking with perverseness of mouth,
Proverbs 4:24
Turn aside from thee a froward mouth, And perverse lips put far from thee,
1 Samuel 17:28
And Eliab, his eldest brother, heareth when he speaketh unto the men, and the anger of Eliab burneth against David, and he saith, 'Why is this -- thou hast come down! and to whom hast thou left those few sheep in the wilderness? I have known thy pride, and the evil of thy heart -- for, to see the battle thou hast come down.'
Psalm 10:3
Because the wicked hath boasted Of the desire of his soul, And a dishonest gainer he hath blessed, He hath despised Jehovah.
Psalm 10:7
Of oaths his mouth is full, And deceits, and fraud: Under his tongue is perverseness and iniquity,
Psalm 36:3
The words of his mouth are iniquity and deceit, He ceased to act prudently -- to do good.
Psalm 52:2-4
Mischiefs doth thy tongue devise, Like a sharp razor, working deceit.
Psalm 59:7
Lo, they belch out with their mouths, Swords are in their lips, for 'Who heareth?'
Psalm 73:8-9
They do corruptly, And they speak in the wickedness of oppression, From on high they speak.
Proverbs 2:12
To deliver thee from an evil way, From any speaking froward things,
Proverbs 6:14
Frowardness is in his heart, devising evil at all times, Contentions he sendeth forth.
Proverbs 8:13
The fear of Jehovah is to hate evil; Pride, and arrogance, and an evil way, And a froward mouth, I have hated.
Proverbs 11:6
The righteousness of the upright delivereth them, And in mischief the treacherous are captured.
Proverbs 16:27
A worthless man is preparing evil, And on his lips -- as a burning fire.
Proverbs 17:4
An evil doer is attentive to lips of vanity, Falsehood is giving ear to a mischievous tongue.
Jeremiah 24:2
In the one basket are figs very good, like the first-ripe figs, and in the other basket are figs very bad, that are not eaten for badness.
Jeremiah 24:8-10
And like the bad figs, that are not eaten for badness, Surely thus said Jehovah: So do I make Zedekiah king of Judah, And his heads, and the remnant of Jerusalem, Who are left in this land, And who are dwelling in the land of Egypt,
Matthew 12:34
Brood of vipers! how are ye able to speak good things -- being evil? for out of the abundance of the heart doth the mouth speak.
Acts 20:30
and of your own selves there shall arise men, speaking perverse things, to draw away the disciples after them.
1 Timothy 5:13
and at the same time also, they learn to be idle, going about the houses; and not only idle, but also tattlers and busybodies, speaking the things they ought not;
Titus 1:10-11
for there are many both insubordinate, vain-talkers, and mind-deceivers -- especially they of the circumcision --
James 1:21
wherefore having put aside all filthiness and superabundance of evil, in meekness be receiving the engrafted word, that is able to save your souls;
James 3:6
and the tongue is a fire, the world of the unrighteousness, so the tongue is set in our members, which is spotting our whole body, and is setting on fire the course of nature, and is set on fire by the gehenna.