1 Peter 2:22
[For] He neither sinned nor used deceitful words.
James 1:26
If anyone considers himself to be religious and yet does not keep a tight rein on his tongue, this person is self-deceived and his religion is worthless.
James 3:2
For we all make mistakes in many areas [of life]. If anyone does not make a mistake in what he says, he is a perfect person, capable of keeping a tight rein on his whole life also.
1 Peter 2:1
Therefore, you should put out of your lives all malice [i.e., bad attitudes], and all deceit and hypocrisy, and all envy and unwholesome talk.
Matthew 12:35-37
The good person produces good things from his storehouse of goodness. But the evil person produces bad things from his storehouse of evil.
Colossians 3:9
Do not lie to one another, since you have put away [the conduct of] your old person with its practices,
James 1:19
You people [already] know this [or, "you should know this"], my dearly loved brothers. However, every person should be quick to listen, slow to talk and slow in becoming angry.
James 3:5-10
So, the tongue is a small part [of the body], yet it boasts of great accomplishments. Look at how large a forest is burned up by even a tiny spark.
Revelation 14:4-5
These people are the ones who did not practice sexual immorality with women, for they were virgins [Note: This probably has reference to people who avoided idolatry]. These are people who followed the Lamb wherever He went. They were purchased from among mankind to be the firstfruits [devoted] to God and to the Lamb.