1Cor.5.8Let us therefore celebrate the festival, not with the old leaven, the leaven of malice and evil, but with the unleavened bread of sincerity and truth.
2Cor.1.12For our boast is this: the testimony of our conscience that we behaved in the world with simplicityand godly sincerity, not by earthly wisdom but by the grace of God, and supremely so toward you.
2Cor.2.17For we are not, so many, peddlers of God’s word, but as men of sincerity, as commissioned by God, in the sight of God we speak in Christ.
Col.3.22Slaves, obey in everything those who are your earthly masters, not by way of eye-service, as people-pleasers, but with sincerity of heart, fearing the Lord.