GOD'S WORD® Translation
to give insight to gullible people, to give knowledge and foresight to the young-

American Standard Version
To give prudence to the simple, To the young man knowledge and discretion:

Berean Study Bible
To impart prudence to the simple and knowledge and discretion to the young,

Douay-Rheims Bible
To give subtilty to little ones, to the young man knowledge and understanding.

English Revised Version
To give subtilty to the simple, to the young man knowledge and discretion:

King James Bible
To give subtilty to the simple, to the young man knowledge and discretion.

World English Bible
to give prudence to the simple, knowledge and discretion to the young man:

Young's Literal Translation
For giving to simple ones -- prudence, To a youth -- knowledge and discretion.

Proverbs 1:4 Additional Translations ...