New Living Translation
For when we brought you the Good News, it was not only with words but also with power, for the Holy Spirit gave you full assurance that what we said was true. And you know of our concern for you from the way we lived when we were with you.

American Standard Version
how that our gospel came not unto you in word only, but also in power, and in the Holy Spirit, and in much assurance; even as ye know what manner of men we showed ourselves toward you for your sake.

Berean Study Bible
because our gospel came to you not only in word, but also in power, in the Holy Spirit, and with great conviction—just as you know we lived among you for your sake.

Douay-Rheims Bible
For our gospel hath not been unto you in word only, but in power also, and in the Holy Ghost, and in much fulness, as you know what manner of men we have been among you for your sakes.

English Revised Version
how that our gospel came not unto you in word only, but also in power, and in the Holy Ghost, and in much assurance; even as ye know what manner of men we shewed ourselves toward you for your sake.

King James Bible
For our gospel came not unto you in word only, but also in power, and in the Holy Ghost, and in much assurance; as ye know what manner of men we were among you for your sake.

World English Bible
and that our Good News came to you not in word only, but also in power, and in the Holy Spirit, and with much assurance. You know what kind of men we showed ourselves to be among you for your sake.

Young's Literal Translation
because our good news did not come to you in word only, but also in power, and in the Holy Spirit, and in much assurance, even as ye have known of what sort we became among you because of you,

1 Thessalonians 1:5 Additional Translations ...