King James Version (KJV)

James 5:20

“Let him know, that he which converteth the sinner from the error of his way shall save a soul from death, and shall hide a multitude of sins.”

Verse in context — James 5

And he prayed again, and the heaven gave rain, and the earth brought forth her fruit.

Brethren, if any of you do err from the truth, and one convert him;

Let him know, that he which converteth the sinner from the error of his way shall save a soul from death, and shall hide a multitude of sins.

Practical faith lived out through works and wisdom.