Psalm 49:3

My mouth will speak words of wisdom. My heart shall utter understanding.

Deuteronomy 32:2

My doctrine shall drop as the rain. My speech shall condense as the dew, as the small rain on the tender grass, as the showers on the herb.

Job 33:3

My words shall utter the uprightness of my heart. That which my lips know they shall speak sincerely.

Job 33:33

If not, listen to me. Hold your peace, and I will teach you wisdom."

Psalm 19:14

Let the words of my mouth and the meditation of my heart be acceptable in your sight, Yahweh, my rock, and my redeemer. For the Chief Musician. A Psalm by David.

Psalm 37:30

The mouth of the righteous talks of wisdom. His tongue speaks justice.

Psalm 45:1

My heart overflows with a noble theme. I recite my verses for the king. My tongue is like the pen of a skillful writer.

Psalm 104:34

Let your meditation be sweet to him. I will rejoice in Yahweh.

Psalm 119:130

The entrance of your words gives light. It gives understanding to the simple.

Proverbs 4:1-2

Listen, sons, to a father's instruction. Pay attention and know understanding;

Proverbs 8:6-11

Hear, for I will speak excellent things. The opening of my lips is for right things.

Proverbs 22:17

Turn your ear, and listen to the words of the wise. Apply your heart to my teaching.

Proverbs 22:20-21

Haven't I written to you thirty excellent things of counsel and knowledge,

Matthew 12:35

The good man out of his good treasure brings out good things, and the evil man out of his evil treasure brings out evil things.

2 Timothy 3:15-17

From infancy, you have known the holy Scriptures which are able to make you wise for salvation through faith, which is in Christ Jesus.

Treasury of Scripture Knowledge

Summary

My mouth shall speak of wisdom; and the meditation of my heart shall be of understanding.

General references

Bible References

Mouth

Deuteronomy 32:2
My doctrine shall drop as the rain. My speech shall condense as the dew, as the small rain on the tender grass, as the showers on the herb.
Job 33:3
My words shall utter the uprightness of my heart. That which my lips know they shall speak sincerely.
Proverbs 4:1
Listen, sons, to a father's instruction. Pay attention and know understanding;
Proverbs 8:6
Hear, for I will speak excellent things. The opening of my lips is for right things.
Proverbs 22:17
Turn your ear, and listen to the words of the wise. Apply your heart to my teaching.
2 Timothy 3:15
From infancy, you have known the holy Scriptures which are able to make you wise for salvation through faith, which is in Christ Jesus.

Meditation

Psalm 19:14
Let the words of my mouth and the meditation of my heart be acceptable in your sight, Yahweh, my rock, and my redeemer. For the Chief Musician. A Psalm by David.
Psalm 45:1
My heart overflows with a noble theme. I recite my verses for the king. My tongue is like the pen of a skillful writer.
Psalm 104:34
Let your meditation be sweet to him. I will rejoice in Yahweh.
Matthew 12:35
The good man out of his good treasure brings out good things, and the evil man out of his evil treasure brings out evil things.

General references

Proverbs 8:4
"To you men, I call! I send my voice to the sons of mankind.