1 Thessalonians 4:1-3

1 Finally then, brethren, we urge and exhort in the Lord Jesus that you should abound more and more, just as you received from us how you ought to walk and to please God;

2 for you know what commandments we gave you through the Lord Jesus.

3 For this is the will of God, your sanctification: that you should abstain from sexual immorality;