NET

39 then listen from your heavenly dwelling place, forgive their sin, and act favorably toward each one based on your evaluation of his motives. (Indeed you are the only one who can correctly evaluate the motives of all people.)

Darby

39 then hear thou in the heavens, the settled place of thy dwelling, and forgive, and do, and render unto every man according to all his ways, whose heart thou knowest (for thou, thou only, knowest the hearts of all the children of men),

KJV

39 Then hear thou in heaven thy dwelling place, and forgive, and do, and give to every man according to his ways, whose heart thou knowest; (for thou, [even] thou only, knowest the hearts of all the children of men;)