My brothers, not many of you should choose to become teachers, knowing that you shall receive a stricter judgment
Other versions
King James Version
My brethren, be not many masters, knowing that we shall receive the greater condemnation. English Standard Version
Not many of you should become teachers, my brothers, for you know that we who teach will be judged with greater strictness.New International Version
Not many of you should presume to be teachers, my brothers, because you know that we who teach will be judged more strictly.