Finally then, brothers, we ask and encourage you in the Lord Jesus, that as you have received from us how you must walk and please God-as you are doing-do so even more.
References for 1 Thessalonians 4:1
For you know what commands we gave you through the Lord Jesus.
For this is God's will, your sanctification: that you abstain from sexual immorality,
so that each of you knows how to possess his own vessel in sanctification and honor,
References for 1 Thessalonians 4:4
not with lustful desires, like the Gentiles who don't know God.
This means one must not transgress against and defraud his brother in this matter, because the Lord is an avenger of all these offenses, as we also previously told and warned you.
References for 1 Thessalonians 4:6