John Gills Exposition of the Bible Commentary - 1 Peter 3:16
Having a good conscience ,.... Meaning not the faculty of the conscience itself, which is naturally evil, and defiled with sin, and is only made good by the sanctification of the Spirit, and the sprinkling of the blood of Jesus, by which the heart is sprinkled from it, and that itself purged from dead works; but a life and conversation according to the dictates of such a conscience, in the uprightness and sincerity of it, and by the grace of God, and according to the Gospel, and whereby the... read more
Matthew Henry's Complete Commentary - 1 Peter 3:16-17
The confession of a Christian's faith cannot credibly be supported but by the two means here specified?a good conscience and a good conversation. conscience is good when it does its office well, when it is kept pure and uncorrupt, and clear from guilt; then it will justify you, though men accuse you. A good conversation in Christ is a holy life, according to the doctrine and example of Christ. ?Look well to your conscience, and to your conversation; and then, though men speak evil of you, and... read more