Isaiah 32:4

The mind that acts rashly will possess discernment and the tongue that stutters will speak with ease and clarity.

Isaiah 29:24

Those who stray morally will gain understanding; those who complain will acquire insight.

Exodus 4:11

The Lord said to him, "Who gave a mouth to man, or who makes a person mute or deaf or seeing or blind? Is it not I, the Lord?

Nehemiah 8:8-12

They read from the book of God's law, explaining it and imparting insight. Thus the people gained understanding from what was read.

Song of Songs 7:9

May your mouth be like the best wine, flowing smoothly for my beloved, gliding gently over our lips as we sleep together.

Matthew 11:25

At that time Jesus said, "I praise you, Father, Lord of heaven and earth, because you have hidden these things from the wise and intelligent, and revealed them to little children.

Matthew 16:17

And Jesus answered him, "You are blessed, Simon son of Jonah, because flesh and blood did not reveal this to you, but my Father in heaven!

Luke 21:14-15

Therefore be resolved not to rehearse ahead of time how to make your defense.

Acts 2:4-12

All of them were filled with the Holy Spirit, and they began to speak in other languages as the Spirit enabled them.

Acts 4:13

When they saw the boldness of Peter and John, and discovered that they were uneducated and ordinary men, they were amazed and recognized these men had been with Jesus.

Acts 6:7

The word of God continued to spread, the number of disciples in Jerusalem increased greatly, and a large group of priests became obedient to the faith.

Acts 26:9-11

Of course, I myself was convinced that it was necessary to do many things hostile to the name of Jesus the Nazarene.

Galatians 1:23

They were only hearing, "The one who once persecuted us is now proclaiming the good news of 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
Those who stray morally will gain understanding; those who complain will acquire insight.
Nehemiah 8:8
They read from the book of God's law, explaining it and imparting insight. Thus the people gained understanding from what was read.
Matthew 11:25
At that time Jesus said, "I praise you, Father, Lord of heaven and earth, because you have hidden these things from the wise and intelligent, and revealed them to little children.
Matthew 16:17
And Jesus answered him, "You are blessed, Simon son of Jonah, because flesh and blood did not reveal this to you, but my Father in heaven!
Acts 6:7
The word of God continued to spread, the number of disciples in Jerusalem increased greatly, and a large group of priests became obedient to the faith.
Acts 26:9
Of course, I myself was convinced that it was necessary to do many things hostile to the name of Jesus the Nazarene.
Galatians 1:23
They were only hearing, "The one who once persecuted us is now proclaiming the good news of the faith he once tried to destroy."

General references

Mark 7:35
And immediately the man's ears were opened, his tongue loosened, and he spoke plainly.

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