Proverbs 15:7
The lips of the wise diffuse knowledge: but the heart of the foolish doeth not so.
Matthew 12:34
O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart, the mouth speaketh.
Psalm 37:30
The mouth of the righteous speaketh wisdom, and his tongue talketh of judgment.
Psalm 45:2
Thou art fairer than the children of men: grace is poured into thy lips: therefore God hath blessed thee for ever.
Psalm 51:13-15
Then will I teach transgressors thy ways; and sinners shall be converted to thee.
Psalm 71:15-18
My mouth shall show forth thy righteousness and thy salvation all the day; for I know not the numbers thereof.
Psalm 78:2-6
I will open my mouth in a parable: I will utter dark sayings of old:
Psalm 119:13
With my lips have I declared all the judgments of thy mouth.
Proverbs 10:20-21
The tongue of the just is as choice silver: the heart of the wicked is little worth.
Ecclesiastes 12:9-10
And moreover, because the preacher was wise, he still taught the people knowledge: yes, he gave good heed, and sought out, and set in order many proverbs.
Song of Songs 4:11
Thy lips, O my spouse, drop as the honey-comb; honey and milk are under thy tongue; and the smell of thy garments is like the smell of Lebanon.
Matthew 10:27
What I tell you in darkness, that speak ye in light: and what ye hear in the ear, that publish ye upon the house-tops.
Matthew 28:18-20
And Jesus came, and spoke to them, saying, All power is given to me in heaven and upon earth.
Mark 16:15
And he said to them, Go ye into all the world, and preach the gospel to every creature.
Acts 18:9-10
Then the Lord spoke to Paul in the night by a vision, Be not afraid, but speak, and hold not thy peace:
Romans 10:14-17
How then shall they call on him in whom they have not believed? and how shall they believe in him of whom they have not heard? and how shall they hear without a preacher?
Romans 15:18-21
For I will not dare to speak of any of those things which Christ hath not wrought by me, to make the Gentiles obedient, by word and deed,
Ephesians 4:29
Let no corrupt communication proceed out of your mouth, but that which is good to the use of edifying, that it may minister grace to the hearers.
2 Timothy 2:2
And the things that thou hast heard from me among many witnesses, the same commit thou to faithful men, who shall be able to teach others also.
James 3:6
And the tongue is a fire, a world of iniquity: so is the tongue among our members, that it defileth the whole body, and setteth on fire the course of nature; and it is set on fire from hell.