mouth
Deuteronomy 32:2
My doctrine shall drop as the rain, my speech shall distil as the dew, as the small rain upon the tender herb, and as the showers upon the grass:
Job 33:3
My words shall be of the uprightness of my heart: and my lips shall utter knowledge clearly.
Job 33:33
If not, hearken unto me: hold thy peace, and I shall teach thee wisdom.
Proverbs 4:1
Hear, ye children, the instruction of a father, and attend to know understanding.
Proverbs 4:2
For I give you good doctrine, forsake ye not my law.
Proverbs 8:6-11
6
Hear; for I will speak of excellent things; and the opening of my lips shall be right things.
7
For my mouth shall speak truth; and wickedness is an abomination to my lips.
8
All the words of my mouth are in righteousness; there is nothing froward or perverse in them.
9
They are all plain to him that understandeth, and right to them that find knowledge.
10
Receive my instruction, and not silver; and knowledge rather than choice gold.
11
For wisdom is better than rubies; and all the things that may be desired are not to be compared to it.
Proverbs 22:17
Bow down thine ear, and hear the words of the wise, and apply thine heart unto my knowledge.
Proverbs 22:20
Have not I written to thee excellent things in counsels and knowledge,
Proverbs 22:21
That I might make thee know the certainty of the words of truth; that thou mightest answer the words of truth to them that send unto thee?
2 Timothy 3:15-17
15
And that from a child thou hast known the holy scriptures, which are able to make thee wise unto salvation through faith which is in Christ Jesus.
16
All scripture is given by inspiration of God, and is profitable for doctrine, for reproof, for correction, for instruction in righteousness:
17
That the man of God may be perfect, throughly furnished unto all good works.
meditation
Psalm 19:14
Let the words of my mouth, and the meditation of my heart, be acceptable in thy sight, O LORD, my strength, and my redeemer.
Psalm 45:1
My heart is inditing a good matter: I speak of the things which I have made touching the king: my tongue is the pen of a ready writer.
Psalm 104:34
My meditation of him shall be sweet: I will be glad in the LORD.
Matthew 12:35
A good man out of the good treasure of the heart bringeth forth good things: and an evil man out of the evil treasure bringeth forth evil things.