1 Thessalonians 2:3
2:3 For the appeal we make does not come from error or impurity or with deceit,
1 Thessalonians 4:3-4
4:3 For this is God’s will: that you become holy, that you keep away from sexual immorality,
4:4 that each of you know how to possess his own body in holiness and honor,
1 Thessalonians 4:8
4:8 Consequently the one who rejects this is not rejecting human authority but God, who gives his Holy Spirit to you.