Proverbs 15:4

A wholesome tongue is a tree of life; but he that abuseth it, hath a broken mind.

Proverbs 3:18

She is a tree of life to them that lay hold upon her, and blessed are they that keep her fast.

Proverbs 12:18

A slanderous person pricketh like a sword; but a wise man's tongue is wholesome.

Genesis 3:22-24

And the LORD God said, "Lo, Adam is become as it were one of us, in knowledge of good and evil. But now lest he stretch forth his hand and take also of the tree of life and eat and live ever -"

Psalm 52:2-4

Thy tongue imagineth wickedness, and with lies it cutteth like a sharp razor.

Psalm 109:22

O deliver me, for I am helpless and poor, and my heart is wounded within me.

Proverbs 16:24

Fair words are a honeycomb, a refreshing of the mind, and health of the bones.

Proverbs 18:8

The words of a slanderer are very wounds, and go through unto the inmost parts of the body.

Proverbs 18:14

A good stomach driveth away a man's disease; but when the spirit is vexed, who may abide it?

Proverbs 26:22

A slanderer's words are like flattery, but they pierce the inward parts of the body.

Malachi 4:2

But unto you that fear my name, shall the Son of righteousness arise, and health shall be under his wings: ye shall go forth, and multiply as the fat calves.

1 Timothy 6:3

If any man teach otherwise, and is not content with the wholesome words of our Lord Jesus Christ, and with the doctrine of godliness,

Revelation 2:7

Let him that hath ears hear, what the spirit saith unto the congregations. To him that overcometh, will I give to eat of the tree of life, which is in the midst of the paradise of God.'

Treasury of Scripture Knowledge

Summary

A wholesome tongue is a tree of life: but perverseness therein is a breach in the spirit.

Bible References

A wholesome

Proverbs 12:18
A slanderous person pricketh like a sword; but a wise man's tongue is wholesome.
Proverbs 16:24
Fair words are a honeycomb, a refreshing of the mind, and health of the bones.
Malachi 4:2
But unto you that fear my name, shall the Son of righteousness arise, and health shall be under his wings: ye shall go forth, and multiply as the fat calves.

A tree

Proverbs 3:18
She is a tree of life to them that lay hold upon her, and blessed are they that keep her fast.
Genesis 3:22
And the LORD God said, "Lo, Adam is become as it were one of us, in knowledge of good and evil. But now lest he stretch forth his hand and take also of the tree of life and eat and live ever -"
1 Timothy 6:3
If any man teach otherwise, and is not content with the wholesome words of our Lord Jesus Christ, and with the doctrine of godliness,
Revelation 2:7
Let him that hath ears hear, what the spirit saith unto the congregations. To him that overcometh, will I give to eat of the tree of life, which is in the midst of the paradise of God.'

A breach

Proverbs 18:8
The words of a slanderer are very wounds, and go through unto the inmost parts of the body.
Proverbs 26:22
A slanderer's words are like flattery, but they pierce the inward parts of the body.
Psalm 52:2
Thy tongue imagineth wickedness, and with lies it cutteth like a sharp razor.
Psalm 109:22
O deliver me, for I am helpless and poor, and my heart is wounded within me.