1 Thessalonians 4:3

For it is God’s will that you should be holy: You must abstain from sexual immorality;

Berean Standard Bible
Other translations

King James Version

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

World English Bible

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

American Standard Version

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

Geneva Bible 1599

For this is the will of God euen your sanctification, and that ye should abstaine from fornication,

Darby Translation

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

Young's Literal Translation

for this is the will of God — your sanctification; that ye abstain from the whoredom,

Bible in Basic English

For the purpose of God for you is this: that you may be holy, and may keep yourselves from the desires of the flesh;

In context

2For you know the instructions we gave you by the authority of the Lord Jesus.

4each of you must know how to control his own body in holiness and honor,

Read 1 Thessalonians 4