1 John 3:4-7

Every one that doeth sin doeth also lawlessness; and sin is lawlessness. And ye know that he was manifested to take away sins; and in him is no sin. Whosoever abideth in him sinneth not: whosoever sinneth hath not seen him, neither knoweth him. My little children, let no man lead you astray: he that doeth righteousness is righteous, even as he is righteous