Isaiah 32:4

The mind of the hasty will discern the truth,
And the tongue of the stammerers will hasten to speak clearly.

Isaiah 29:24

“Those who err in mind will know the truth,
And those who criticize will accept instruction.

Exodus 4:11

The Lord said to him, “Who has made man’s mouth? Or 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, translating to give the sense so that they understood the reading.

Song of Songs 7:9

And your mouth like the best wine!”
It goes down smoothly for my beloved,
Flowing gently through the lips of those who fall asleep.

Matthew 11:25

At that time Jesus said, “I praise You, Father, Lord of heaven and earth, that You have hidden these things from the wise and intelligent and have revealed them to infants.

Matthew 16:17

And Jesus said to him, “Blessed are you, Simon Barjona, because flesh and blood did not reveal this to you, but My Father who is in heaven.

Luke 21:14-15

So make up your minds not to prepare beforehand to defend yourselves;

Acts 2:4-12

And they were all filled with the Holy Spirit and began to speak with other tongues, as the Spirit was giving them utterance.

Acts 4:13

Now as they observed the confidence of Peter and John and understood that they were uneducated and untrained men, they were amazed, and began to recognize them as having been with Jesus.

Acts 6:7

The word of God kept on spreading; and the number of the disciples continued to increase greatly in Jerusalem, and a great many of the priests were becoming obedient to the faith.

Acts 26:9-11

“So then, I thought to myself that I had to do many things hostile to the name of Jesus of Nazareth.

Galatians 1:23

but only, they kept hearing, “He who once persecuted us is now preaching the faith which 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 err in mind will know the truth,
And those who criticize will accept instruction.
Nehemiah 8:8
They read from the book, from the law of God, translating to give the sense so that they understood the reading.
Matthew 11:25
At that time Jesus said, “I praise You, Father, Lord of heaven and earth, that You have hidden these things from the wise and intelligent and have revealed them to infants.
Matthew 16:17
And Jesus said to him, “Blessed are you, Simon Barjona, because flesh and blood did not reveal this to you, but My Father who is in heaven.
Acts 6:7
The word of God kept on spreading; and the number of the disciples continued to increase greatly in Jerusalem, and a great many of the priests were becoming obedient to the faith.
Acts 26:9
“So then, I thought to myself that I had to do many things hostile to the name of Jesus of Nazareth.
Galatians 1:23
but only, they kept hearing, “He who once persecuted us is now preaching the faith which he once tried to destroy.”

General references

Mark 7:35
And his ears were opened, and the impediment of his tongue was removed, and he began speaking plainly.