Purity

Ephesians 5:3-4

3But fornication, and all uncleanness, or covetousness, let it not be once named among you, as becometh saints;

4Neither filthiness, nor foolish talking, nor jesting, which are not convenient: but rather giving of thanks.

1 Thessalonians 4:3

For this is the will of God, even your sanctification, that ye should abstain from fornication