Ephesians 4:29
Do not allow unwholesome [Note: The Greek word for "unwholesome" is "rotten, diseased"] language to come from your mouth, but only what is helpful for building up those who need it, so that you can impart favor [i.e., benefit] to those who listen [to you].
Colossians 4:6
Your speech should always be favorable, seasoned with salt [i.e., interesting and appropriate], so that you may know how to properly answer each person [you talk with].
Matthew 5:16
In that same way, you should allow your light [i.e., influence] to shine in front of people, so that they will see your good deeds and [be led to] honor your Father in heaven.
Matthew 12:34-37
You children of snakes! Since you are evil, how do you expect to speak good things? For the mouth speaks what the heart is filled with.
Romans 3:13-14
[Psa. 5:9 says], "Their throats are like open graves [i.e., they are foul-mouthed]. They have spoken deceitfully." [Psa. 90:3 says], "There is snake venom under their lips [i.e., their words are deadly]."
1 Corinthians 14:19
However, in the assembly I would rather speak five words with my understanding, so that I can instruct other people also, than to speak ten thousand words in a language [that people do not understand].
Ephesians 4:16
From Him all [members of] the body are properly joined together by every supporting ligament, as each part contributes to the growth of the body and builds itself up through [mutual] love.
Ephesians 5:3-4
But you should not even talk about sexual immorality, or any type of [moral] impurity, or greed. [Note: Possibly "greed" here means "desire for more" of such things]. Such talk is not suitable for saints [i.e., God's holy people].
Colossians 3:8-9
But now you also should stop practicing them: anger, wrath, malice, slander, filthy language from your mouth.
Colossians 3:16-17
You should let the message of Christ live in you abundantly [i.e., as individuals and collectively]. Use [much] wisdom in teaching and warning one another with psalms, hymns and spiritual songs, singing with favor [i.e., with thankfulness] in your hearts toward God.
1 Thessalonians 5:11
Therefore, [continue to] encourage one another, and build each other up [spiritually], just as you are also doing.
James 3:2-8
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 3:1
In the same way [that Jesus was submissive], you wives should submit yourselves to your own husbands so that, even though they may not obey the [Gospel] message [they have heard] they may, without your talking [to them about it],
Jude 1:13-16
[They are like] raging ocean waves, whose shameful actions bubble up like foam. [They are like] shooting stars [whose light quickly goes out], for whom total darkness has been reserved forever.
Luke 4:22
So, everyone spoke well of Him and marvelled at the gracious words coming from His mouth. They said, "Is he not Joseph's son?"
1 Corinthians 15:32-33
What benefit was it to me, from a human standpoint, if I fought wild animals in Ephesus, and [yet] the dead are not raised? [Note: This probably refers to Paul facing ferocious opposition from people there in Ephesus]. We should [just] eat and drink, for tomorrow we [may] die.
1 Peter 2:12
You should live such good lives before [unconverted] Gentiles, so that even though they accuse you of being evildoers, by seeing your good deeds, they will [be led to] honor God [for you] on the day He visits us again [i.e., to bring judgment].
2 Peter 2:18
[Although] their talk is big, what they say is worthless, and by [offering people] fleshly desires [i.e., sexual gratification], they lead people astray, who are barely escaping from the error of the world.
Revelation 13:5-6
And the beast was given [by the dragon ?] a mouth for making proud claims and [speaking] blasphemous words, and the authority to act for forty-two months [See 11:2; 12:6].
Ephesians 4:12
for the purpose of equipping the saints [i.e., God's holy people] for the work of serving [others], in order to build up the [spiritual] body of Christ [i.e., the church].