Ezekiel 24:27
In that day shall thy mouth be opened to him which is escaped, that thou mayest speak, and be no more dumb: Yea, and thou shalt be their show token, that they may know how that I am the LORD."
Ezekiel 33:22
Now the hand of the LORD had been upon me the evening before this man, which was escaped, came unto me, and had opened my mouth, until the morning that he came to me: yea he opened my mouth, so that I was no more dumb.
Ezekiel 3:26-27
And I will make thy tongue cleave so to the roof of thy mouth, that thou shalt be dumb, and not be as a chider with them: for it is an obstinate household.
Ezekiel 29:21
At the same time will I cause the horn of the house of Israel to grow forth, and open thy mouth again among them: that they may know how that I am the LORD."
Exodus 6:11-12
"Go and bid Pharaoh, king of Egypt, that he let the children of Israel go out of his land."
Psalm 51:15
Open my lips, O LORD, that my mouth may show thy praise.
Luke 21:15
For I will give you a mouth and wisdom, where against all your adversaries shall not be able to speak nor resist.
Ephesians 6:19
and for me, that utterance may be given unto me, that I may open my mouth boldly, to utter the secrets of the gospel,