Psalm 109:2

For the mouth of the wicked and the mouth of deceit have they opened against me: They have spoken unto me with a lying tongue.

Psalm 52:4

Thou lovest all devouring words, thou deceitful tongue.

2 Samuel 15:3-8

And Absalom said unto him, See, thy matters are good and right; but there is no man deputed of the king to hear thee.

2 Samuel 17:1

Moreover Ahithophel said unto Absalom, Let me now choose out twelve thousand men, and I will arise and pursue after David this night:

Psalm 31:13

For I have heard the defaming of many, Terror on every side: While they took counsel together against me, They devised to take away my life.

Psalm 31:18

Let the lying lips be dumb, Which speak against the righteous insolently, With pride and contempt.

Psalm 64:3-4

Who have whet their tongue like a sword, And have aimed their arrows, even bitter words,

Psalm 120:2-3

Deliver my soul, O Jehovah, from lying lips, And from a deceitful tongue.

Psalm 140:3

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

Proverbs 6:17

Haughty eyes, a lying tongue, And hands that shed innocent blood;

Proverbs 12:19

The lip of truth shall be established for ever; But a lying tongue is but for a moment.

Proverbs 15:28

The heart of the righteous studieth to answer; But the mouth of the wicked poureth out evil things.

Jeremiah 9:3

And they bend their tongue, as it were their bow, for falsehood; and they are grown strong in the land, but not for truth: for they proceed from evil to evil, and they know not me, saith Jehovah.

Jeremiah 9:5

And they will deceive every one his neighbor, and will not speak the truth: they have taught their tongue to speak lies; they weary themselves to commit iniquity.

Matthew 26:59-62

Now the chief priests and the whole council sought false witness against Jesus, that they might put him to death;

Acts 6:13

and set up false witnesses, who said, This man ceaseth not to speak words against this holy place, and the law:

Treasury of Scripture Knowledge

Summary

For the mouth of the wicked and the mouth of the deceitful are opened against me: they have spoken against me with a lying tongue.

Bible References

The mouth

Psalm 31:13
For I have heard the defaming of many, Terror on every side: While they took counsel together against me, They devised to take away my life.
Psalm 64:3
Who have whet their tongue like a sword, And have aimed their arrows, even bitter words,
Psalm 140:3
They have sharpened their tongue like a serpent; Adders poison is under their lips. Selah
2 Samuel 15:3
And Absalom said unto him, See, thy matters are good and right; but there is no man deputed of the king to hear thee.
2 Samuel 17:1
Moreover Ahithophel said unto Absalom, Let me now choose out twelve thousand men, and I will arise and pursue after David this night:
Proverbs 15:28
The heart of the righteous studieth to answer; But the mouth of the wicked poureth out evil things.
Matthew 26:59
Now the chief priests and the whole council sought false witness against Jesus, that they might put him to death;

With

Psalm 120:3
What shall be given unto thee, and what shall be done more unto thee, Thou deceitful tongue?
Proverbs 6:17
Haughty eyes, a lying tongue, And hands that shed innocent blood;
Proverbs 12:19
The lip of truth shall be established for ever; But a lying tongue is but for a moment.
Jeremiah 9:3
And they bend their tongue, as it were their bow, for falsehood; and they are grown strong in the land, but not for truth: for they proceed from evil to evil, and they know not me, saith Jehovah.
Acts 6:13
and set up false witnesses, who said, This man ceaseth not to speak words against this holy place, and the law:

American Standard Version Public Domain