'Deceitful' in the Bible

For they speak not peace, And against the quiet of the land, Deceitful words they devise,

Thou hast loved all devouring words, O thou deceitful tongue.

And they turn back, And deal treacherously like their fathers, They have been turned like a deceitful bow,

O Jehovah, deliver my soul from a lying lip, From a deceitful tongue!

What doth He give to thee? And what doth He add to thee? O deceitful tongue!

A true witness is delivering souls, And a deceitful one breatheth out lies.

They turn back -- not to the Most High, They have been as a deceitful bow, Fall by sword do their princes, From the insolence of their tongue, This is their derision in the land of Egypt!

Do I reckon it pure with balances of wickedness? And with a bag of deceitful stones?

Whose rich ones have been full of violence, And its inhabitants have spoken falsehood, And their tongue is deceitful in their mouth.

The remnant of Israel do no perversity, nor speak lies, Nor found in their mouth is a deceitful tongue, For they have delight, and have lain down, And there is none troubling.

for those such are false apostles, deceitful workers, transforming themselves into apostles of Christ,