ASV: he that doeth sin is of the devil; for the devil sinneth from the beginning. To this end was the Son of God manifested, that he might destroy the works of the devil.
BBE: The sinner is a child of the Evil One; for the Evil One has been a sinner from the first. And the Son of God was seen on earth so that he might put an end to the works of the Evil One.
DBY: He that practises sin is of the devil; for from the beginning the devil sins. To this end the Son of God has been manifested, that he might undo the works of the devil.
KJV: He that committeth sin is of the devil; for the devil sinneth from the beginning. For this purpose the Son of God was manifested, that he might destroy the works of the devil.
WEY: He who is habitually guilty of sin is a child of the Devil, because the Devil has been a sinner from the very beginning. The Son of God appeared for the purpose of undoing the work of the Devil.
WBS: He that committeth sin is of the devil; for the devil sinneth from the beginning. For this purpose the Son of God was manifested, that he might destroy the works of the devil.
WEB: He who sins is of the devil, for the devil has been sinning from the beginning. To this end the Son of God was revealed, that he might destroy the works of the devil.
YLT: he who is doing the sin, of the devil he is, because from the beginning the devil doth sin; for this was the Son of God manifested, that he may break up the works of the devil;
