'Enthusiasm' in the Bible

He had been instructed in the way of the Lord, and with great enthusiasm he spoke and taught accurately the facts about Jesus, although he knew only the baptism of John.

For I testify about them that they have a certain enthusiasm for God, but not in accordance with [correct and vital] knowledge [about Him and His purposes].

See what great earnestness godly sorrow has produced in you! How ready you are to clear yourselves, how indignant, how alarmed, how full of longing and enthusiasm, how eager to seek justice! In every way you have demonstrated that you are innocent in this matter.

Indeed, the more your faith, speech, knowledge, enthusiasm, and love for us increase, the more we want you to be rich in this work of kindness.

I am not commanding you but testing the genuineness of your love by the enthusiasm of others.

For Titus not only accepted our appeal, but was so very interested in you that he has gone to visit you of his own accord.

For I know how willing you are, and I boast about you to the people of Macedonia, saying that Achaia has been ready since last year, and your enthusiasm has stimulated most of them.

Obey with enthusiasm, as though serving the Lord and not people,

So then, my dear ones, just as you have always obeyed [my instructions with enthusiasm], not only in my presence, but now much more in my absence, continue to work out your salvation [that is, cultivate it, bring it to full effect, actively pursue spiritual maturity] with awe-inspired fear and trembling [using serious caution and critical self-evaluation to avoid anything that might offend God or discredit the name of Christ].

Whatever you are doing, work at it with enthusiasm, as to the Lord and not for people,