Luke 5:8-9
And when Simon Peter saw it, he fell down at the knees of Jesus, and said: Depart from me, Lord, for I am a sinful man.
Matthew 12:34-37
Generation of vipers, how can you, being evil, speak good things? For out of the abundance of the heart, the mouth speaks.
James 3:1-2
My brethren, be not many teachers, knowing that we shall receive the greater condemnation.
James 3:6-10
And the tongue is a fire, the world of iniquity. So is the tongue placed among our members, defiling the whole body, setting on fire the course of life, and being set on fire by hell.
Revelation 1:5-7
and from Jesus Christ, who is the faithful witness, the first born from the dead, and the Prince of the kings of the earth. To him that loves us, and that has washed us from our sins in his own blood,
Revelation 1:16-17
And he had in his right hand seven stars; and out of his mouth went a sharp, two-edged sword: arid his face was as the sun when it shines in its strength.