New International Version
How can we thank God enough for you in return for all the joy we have in the presence of our God because of you?

American Standard Version
For what thanksgiving can we render again unto God for you, for all the joy wherewith we joy for your sakes before our God;

Berean Study Bible
How can we adequately thank God for you in return for our great joy over you in His presence?

Douay-Rheims Bible
For what thanks can we return to God for you, in all the joy wherewith we rejoice for you before our God,

English Revised Version
For what thanksgiving can we render again unto God for you, for all the joy wherewith we joy for your sakes before our God;

King James Bible
For what thanks can we render to God again for you, for all the joy wherewith we joy for your sakes before our God;

World English Bible
For what thanksgiving can we render again to God for you, for all the joy with which we rejoice for your sakes before our God;

Young's Literal Translation
for what thanks are we able to recompense to God for you, for all the joy with which we do joy because of you in the presence of our God?

1 Thessalonians 3:9 Additional Translations ...