English Standard Version
for whenever our heart condemns us, God is greater than our heart, and he knows everything.

American Standard Version
because if our heart condemn us, God is greater than our heart, and knoweth all things.

Berean Study Bible
Even if our hearts condemn us, God is greater than our hearts, and He knows all things.

Douay-Rheims Bible
For if our heart reprehend us, God is greater than our heart, and knoweth all things.

English Revised Version
whereinsoever our heart condemn us; because God is greater than our heart, and knoweth all things.

King James Bible
For if our heart condemn us, God is greater than our heart, and knoweth all things.

World English Bible
because if our heart condemns us, God is greater than our heart, and knows all things.

Young's Literal Translation
because if our heart may condemn -- because greater is God than our heart, and He doth know all things.

1 John 3:20 Additional Translations ...