But ye are forgers of lies, Ye are all physicians of no value.
But you are forgers of lies [you defame my character most untruthfully]; you are all physicians of no value and have no remedy to offer.
But ye are forgers of lies; Ye are all physicians of no value.
You, however, are plasterers of lies; ineffective healers, all of you.
having first shown that you fabricate lies and cultivate perverse teachings.
Having first shewn that you are forgers of lies and maintainers of perverse opinions.