Proverbs 15:14

The heart of him that has understanding seeks knowledge: but the mouth of fools feeds on foolishness.

1 Kings 3:6-12

And Solomon said, You have shown unto your servant David my father great mercy, according as he walked before you in truth, and in righteousness, and in uprightness of heart with you; and you have kept for him this great kindness, that you have given him a son to sit on his throne, as it is this day.

Psalm 119:97

[Mem] O how love I your law! it is my meditation all the day.

Psalm 119:100

I understand more than the ancients, because I keep your precepts.

Proverbs 1:5

A wise man will hear, and will increase learning; and a man of understanding shall attain unto wise counsels:

Proverbs 9:9

Give instruction to a wise man, and he will be yet wiser: teach a just man, and he will increase in learning.

Proverbs 12:23

A prudent man conceals knowledge: but the heart of fools proclaims foolishness.

Proverbs 18:15

The heart of the prudent gets knowledge; and the ear of the wise seeks knowledge.

Isaiah 30:10

Who say to the seers, See not; and to the prophets, Prophesy not unto us right things, speak unto us smooth things, prophesy deceits:

Isaiah 44:20

He feeds on ashes: a deceived heart has turned him aside, that he cannot deliver his soul, nor say, Is there not a lie in my right hand?

Hosea 12:1

Ephraim feeds on wind, and follows after the east wind: he daily increases lies and desolation; and they do make a covenant with the Assyrians, and oil is carried into Egypt.

Acts 17:11

These were more noble than those in Thessalonica, in that they received the word with all readiness of mind, and searched the scriptures daily, whether those things were so.

2 Peter 3:18

But grow in grace, and in the knowledge of our Lord and Savior Jesus Christ. To him be glory both now and forever. Amen.

Treasury of Scripture Knowledge

Summary

The heart of him that hath understanding seeketh knowledge: but the mouth of fools feedeth on foolishness.

General references

Bible References

Heart

Proverbs 1:5
A wise man will hear, and will increase learning; and a man of understanding shall attain unto wise counsels:
Proverbs 9:9
Give instruction to a wise man, and he will be yet wiser: teach a just man, and he will increase in learning.
1 Kings 3:6
And Solomon said, You have shown unto your servant David my father great mercy, according as he walked before you in truth, and in righteousness, and in uprightness of heart with you; and you have kept for him this great kindness, that you have given him a son to sit on his throne, as it is this day.
Psalm 119:97
[Mem] O how love I your law! it is my meditation all the day.
Acts 17:11
These were more noble than those in Thessalonica, in that they received the word with all readiness of mind, and searched the scriptures daily, whether those things were so.
2 Peter 3:18
But grow in grace, and in the knowledge of our Lord and Savior Jesus Christ. To him be glory both now and forever. Amen.

The mouth

Proverbs 12:23
A prudent man conceals knowledge: but the heart of fools proclaims foolishness.
Isaiah 30:10
Who say to the seers, See not; and to the prophets, Prophesy not unto us right things, speak unto us smooth things, prophesy deceits:
Isaiah 44:20
He feeds on ashes: a deceived heart has turned him aside, that he cannot deliver his soul, nor say, Is there not a lie in my right hand?
Hosea 12:1
Ephraim feeds on wind, and follows after the east wind: he daily increases lies and desolation; and they do make a covenant with the Assyrians, and oil is carried into Egypt.

General references

Proverbs 8:9
They are all plain to him that understands, and right to them that find knowledge.
Proverbs 18:15
The heart of the prudent gets knowledge; and the ear of the wise seeks knowledge.