2 Peter 2:19

19freedomἐλευθερίανthemαὐτοῖςpromisingἐπαγγελλόμενοι,themselvesαὐτοὶslavesδοῦλοιbeingὑπάρχοντεςτῆςof corruptionφθορᾶς·By whatᾧforγάρanyoneτιςhas been subduedἥττηται,by thatτούτῳalsoκαὶhe is enslavedδεδούλωται.

promising to them freedom, themselves being slaves of corruption. For by what anyone has been subdued, by that also he is enslaved.