Jesus answered them: "Amen, amen, I say to you, that everyone who commits sin is a slave of sin
Other versions
King James Version
Jesus answered them, Verily, verily, I say unto you, Whosoever committeth sin is the servant of sin.English Standard Version
Jesus answered them, "Truly, truly, I say to you, everyone who commits sin is a slave to sin.New International Version
Jesus replied, "I tell you the truth, everyone who sins is a slave to sin.