Proverbs 20:5

Counsel in the heart of man is like deep water; But a man of understanding will draw it out.

Psalm 64:6

They search out iniquities; We have accomplished,'say they , a diligent search: And the inward thought and the heart of every one is deep.

Proverbs 18:4

The words of a man's mouth are as deep waters; The wellspring of wisdom is as a flowing brook.

1 Corinthians 2:11

For who among men knoweth the things of a man, save the spirit of the man, which is in him? even so the things of God none knoweth, save the Spirit of God.

Treasury of Scripture Knowledge

Summary

Counsel in the heart of man is like deep water; but a man of understanding will draw it out.

Bible References

General references

Proverbs 18:4
The words of a man's mouth are as deep waters; The wellspring of wisdom is as a flowing brook.
Psalm 64:6
They search out iniquities; We have accomplished,'say they , a diligent search: And the inward thought and the heart of every one is deep.
1 Corinthians 2:11
For who among men knoweth the things of a man, save the spirit of the man, which is in him? even so the things of God none knoweth, save the Spirit of God.

American Standard Version Public Domain