NASB 1995
Watch over your heart with all diligence, For from it flow the springs of life.

American Standard Version
Keep thy heart with all diligence; For out of it are the issues of life.

Berean Study Bible
Guard your heart with all diligence, for from it flow springs of life.

Douay-Rheims Bible
With all watchfulness keep thy heart, because life issueth out from it.

English Revised Version
Keep thy heart with all diligence; for out of it are the issues of life.

King James Bible
Keep thy heart with all diligence; for out of it are the issues of life.

World English Bible
Keep your heart with all diligence, for out of it is the wellspring of life.

Young's Literal Translation
Above every charge keep thy heart, For out of it are the outgoings of life.

Proverbs 4:23 Additional Translations ...