Isaiah 32:4

The heart of the hasty will understand and know, and the tongue of the stammerers will hasten to speak distinctly.

Isaiah 29:24

And those who go astray in spirit will come to understanding, and those who murmur will accept instruction."

Exodus 4:11

Then the LORD said to him, "Who has made man's mouth? Who makes him mute, or deaf, or seeing, or blind? Is it not I, the LORD?

Nehemiah 8:8-12

They read from the book, from the Law of God, clearly, and they gave the sense, so that the people understood the reading.

Song of Songs 7:9

and your mouth like the best wine.It goes down smoothly for my beloved, gliding over lips and teeth.

Matthew 11:25

At that time Jesus declared, "I thank you, Father, Lord of heaven and earth, that you have hidden these things from the wise and understanding and revealed them to little children;

Matthew 16:17

And Jesus answered him, "Blessed are you, Simon Bar-Jonah! For flesh and blood has not revealed this to you, but my Father who is in heaven.

Luke 21:14-15

Settle it therefore in your minds not to meditate beforehand how to answer,

Acts 2:4-12

And they were all filled with the Holy Spirit and began to speak in other tongues as the Spirit gave them utterance.

Acts 4:13

Now when they saw the boldness of Peter and John, and perceived that they were uneducated, common men, they were astonished. And they recognized that they had been with Jesus.

Acts 6:7

And the word of God continued to increase, and the number of the disciples multiplied greatly in Jerusalem, and a great many of the priests became obedient to the faith.

Acts 26:9-11

"I myself was convinced that I ought to do many things in opposing the name of Jesus of Nazareth.

Galatians 1:23

They only were hearing it said, "He who used to persecute us is now preaching the faith he once tried to destroy."

Treasury of Scripture Knowledge

Summary

The heart also of the rash shall understand knowledge, and the tongue of the stammerers shall be ready to speak plainly.

General references

Bible References

Heart

Isaiah 29:24
And those who go astray in spirit will come to understanding, and those who murmur will accept instruction."
Nehemiah 8:8
They read from the book, from the Law of God, clearly, and they gave the sense, so that the people understood the reading.
Matthew 11:25
At that time Jesus declared, "I thank you, Father, Lord of heaven and earth, that you have hidden these things from the wise and understanding and revealed them to little children;
Matthew 16:17
And Jesus answered him, "Blessed are you, Simon Bar-Jonah! For flesh and blood has not revealed this to you, but my Father who is in heaven.
Acts 6:7
And the word of God continued to increase, and the number of the disciples multiplied greatly in Jerusalem, and a great many of the priests became obedient to the faith.
Acts 26:9
"I myself was convinced that I ought to do many things in opposing the name of Jesus of Nazareth.
Galatians 1:23
They only were hearing it said, "He who used to persecute us is now preaching the faith he once tried to destroy."

General references

Mark 7:35
And his ears were opened, his tongue was released, and he spoke plainly.

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.