King James Bible
My brethren, be not many masters, knowing that we shall receive the greater condemnation.

New King James Version
My brethren, let not many of you become teachers, knowing that we shall receive a stricter judgment.

American Standard Version
Be not many of you teachers, my brethren, knowing that we shall receive heavier judgment.

Berean Study Bible
Not many of you should become teachers, my brothers, because you know that we who teach will be judged more strictly.

Douay-Rheims Bible
Be ye not many masters, my brethren, knowing that you receive the greater judgment.

English Revised Version
Be not many teachers, my brethren, knowing that we shall receive heavier judgment.

World English Bible
Let not many of you be teachers, my brothers, knowing that we will receive heavier judgment.

Young's Literal Translation
Many teachers become not, my brethren, having known that greater judgment we shall receive,

James 3:1 Additional Translations ...