Anyone born of God refuses to practice sin, because God’s seed abides in him; he cannot go on sinning, because he has been born of God.
Whosoever is born of God doth not commit sin; for his seed remaineth in him: and he cannot sin, because he is born of God. (m) The Holy Spirit is so called by the effect he works, because by his power and mighty working, as it were by seed, we are made new men.
The apostle, having alleged the believer's obligation to purity from his hope of heaven, and of communion with Christ in glory at the day of his appearance, now proceeds to fill his own mouth and the believer's mind with multiplied arguments against sin, and all communion with the impure unfruitful works of darkness. And so he reasons and argues, I.
Commenting on 1 John 3:4-10
Verse 9. Whosoever is born of God doth not commit sin. This passage must either mean that they who are born of God, that is, who are true Christians, do not sin habitually and characteristically, or that every one who is a true Christian is absolutely perfect, and never commits any sin.