'Speak the Word' in the Bible

Take counsel together, and it will be brought to nothing; speak the word, and it will not stand: for God is with us."

For I am the LORD; I will speak, and the word that I shall speak shall be performed; it shall be no more deferred: for in your days, rebellious house, will I speak the word, and will perform it,' says the Lord GOD."

When they had gone through the region of Phrygia and Galatia, they were forbidden by the Holy Spirit to speak the word in Asia.

and that most of the brothers in the Lord, being confident through my bonds, are more abundantly bold to speak the word without fear.