NET
9 But now don’t treat him as if he were innocent. You are a wise man and you know how to handle him; make sure he has a bloody death.”
Darby
9 And now hold him not guiltless; for thou art a wise man, and thou shalt know what thou oughtest to do to him; but bring his hoar head down to Sheol with blood.
KJV
9 Now therefore hold him not guiltless: for thou [art] a wise man, and knowest what thou oughtest to do unto him; but his hoar head bring thou down to the grave with blood.