You will know these people because of what they do. Good things don’t come from people who are bad, just as grapes don’t come from thornbushes, and figs don’t come from thorny weeds.
“If you want good fruit, you must make the tree good. If your tree is not good, it will have bad fruit. A tree is known by the kind of fruit it produces.
But someone might argue, “Some people have faith, and others have good works.” My answer would be that you can’t show me your faith if you don’t do anything. But I will show you my faith by the good I do.