In Context

4 Every one who is doing the sin, the lawlessness also he doth do, and the sin is the lawlessness,

5 and ye have known that he was manifested that our sins he may take away, and sin is not in him;

6 every one who is remaining in him doth not sin; every one who is sinning, hath not seen him, nor known him.

7 Little children, let no one lead you astray; he who is doing the righteousness is righteous, even as he is righteous,

8 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;

9 every one who hath been begotten of God, sin he doth not, because his seed in him doth remain, and he is not able to sin, because of God he hath been begotten.

1 John 3:7 in Other Translations