Luke 4:22
And all were bearing witness to Him, and were wondering at the words of grace which proceeded out of His mouth; and they said, "Is not this Joseph's Son?"
Matthew 12:35
The good man, out of his good treasure, puts forth good things; and the evil man, out of his evil treasure, puts forth evil things.
Luke 19:22
He says to him, 'Out of your own mouth will I judge you, O evil servant! You knew that I am a harsh man, taking up what I did not lay down, and reaping where I did not sow;
Ephesians 4:29
Let no corrupt speech proceed out of your mouth, but whatever is good for the supplying of the need, that it may give grace to those who hear.
Colossians 4:6
Let your speech be always with grace, seasoned with salt, that ye may know how ye ought to answer each one.