New Living Translation
You have taught children and infants to tell of your strength, silencing your enemies and all who oppose you.

American Standard Version
Out of the mouth of babes and sucklings hast thou established strength, Because of thine adversaries, That thou mightest still the enemy and the avenger.

Berean Study Bible
From the mouths of children and infants You have ordained praise on account of Your adversaries, to silence the enemy and avenger.

Douay-Rheims Bible
Out of the mouth of infants and of sucklings thou hast perfected praise, because of thy enemies, that thou mayst destroy the enemy and the avenger.

English Revised Version
Out of the mouth of babes and sucklings hast thou established strength, because of thine adversaries, that thou mightest still the enemy and the avenger.

King James Bible
Out of the mouth of babes and sucklings hast thou ordained strength because of thine enemies, that thou mightest still the enemy and the avenger.

World English Bible
From the lips of babes and infants you have established strength, because of your adversaries, that you might silence the enemy and the avenger.

Young's Literal Translation
From the mouths of infants and sucklings Thou hast founded strength, Because of Thine adversaries, To still an enemy and a self-avenger.

Psalm 8:2 Additional Translations ...