To orphans restore their property (When they reach their age), nor substitute (your) worthless things for (their) good ones; and devour not their substance (by mixing it up) with your won. For this is indeed a great sin.

你们应当把孤儿的财产交还他们，不要以（你们的）恶劣的（财产），换取（他们的）佳美的（财产），也不要把他们的财产并入你们的财产，而加以吞蚀。 这确是大罪。