The man who having power to punish sin, does not do so, knowing that a sin has been committed, is himself defiled by that sin.
जानन्नपि च यः पापं शक्तिमान् न नियच्छति। ईशः सन् सोऽपि तेनैव कर्मणा सम्प्रयुज्यते॥