Matthew 11:12 And, from the days of John the Baptist till now, the reign of the heavens doth suffer violence, and violent men do take it by force, (See NIV)
2 Corinthians 10:10 For his letters, they say, have weight and are strong; but in body he is feeble, and his way of talking has little force. (See NIV)
Job 6:25 How forcible are words of uprightness! But what doth your arguing argue? (See RSV)