Thank God that you people, who were once slaves to [the practice of] sin, became obedient from [your] heart to the pattern of teaching [i.e., the Gospel message] you committed yourself to.

I always thank God for you, [especially] for God's unearned favor that was given to you [in providing salvation and blessings] in Christ Jesus.

Upon

For this reason also, since I heard about your faith in the Lord Jesus and your love for all of the saints [i.e., God's holy people],

Whenever we pray for you, we always thank God the Father of our Lord Jesus Christ,

We always thank God for all of you, [regularly] mentioning you in our prayers.

For how can we thank God [enough] for you, in return for all the joy we have over you, in the presence of our God?

We ought to thank God for you always, brothers, since it is proper, because your faith is growing so much and the love that every one of you has for each other is increasing more and more.

I thank God, whom I worship [or, "serve"] with a clear conscience, as my forefathers did, that I can remember you [i.e., your commitment] continually in my prayers night and day.

I always thank my God [for you] as I mention you in my prayers,

General references

We always thank God for all of you, [regularly] mentioning you in our prayers.

I always thank my God [for you] as I mention you in my prayers,