'Completely' in the Bible

Because our good news came to you, not in word only, but in power, and in the Holy Spirit, so that you were completely certain of it; even as you saw what our behaviour to you was like from our love to you.

hindering us from speaking to the Gentiles so that they may be saved. As a result, they are always completing the number of their sins, and wrath has overtaken them at last.

Now may the God of peace Himself sanctify you completely. And may your spirit, soul, and body be kept sound and blameless for the coming of our Lord Jesus Christ.