1 Thessalonians 1 5
The good news we brought to you wasn't just words, but had power too, for the Holy Spirit completely convinced you. In the same way you know what kind of men we are since we demonstrated to you that we were working for your benefit.
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AMP 1 Thessalonians 1:5For our [preaching of the] glad tidings (the Gospel) came to you not only in word, but also in [its own inherent] power and in the Holy Spirit and with great conviction and absolute certainty [on our part]. You know what kind of men we proved [ourselves] to be among you for your good.
EAS 1 Thessalonians 1:5When we told you God's good news, it was not only words that we spoke to you. God helped us with his power and with the Holy Spirit. As a result, you were sure that our message was true. You also know that we lived among you in a good way. We had come to help you.
ASV 1 Thessalonians 1:5how 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.