Galatians 4:11
I am afraid [for] you, lest perhaps I have labored for you in vain!
1 Thessalonians 3:5
Because of this, I also, [when I] could endure [it] no longer, sent in order to know your faith, lest somehow the tempter tempted you and our labor should be in vain.
Galatians 2:2
Now I went up [there] because of a revelation and laid out to them the gospel that I preach among the Gentiles, but in private to the influential people, lest somehow I was running, or had run, in vain.
Isaiah 49:4
But I myself said, "I have labored in vain; I have used up my strength for nothing and vanity! Nevertheless, my justice [is] with Yahweh, and my reward [is] with my God."
Acts 16:6
And they traveled through the Phrygian and Galatian region, having been prevented by the Holy Spirit from speaking the message in Asia.
1 Corinthians 15:58
So then, my dear brothers, be steadfast, immovable, always abounding in the work of the Lord, [because you] know that your labor is not [in] vain in the Lord.
2 Corinthians 11:2-3
For I am jealous [for] you with a godly jealousy, because I promised you [in marriage] to one husband, to present [you] [as] a pure virgin to Christ.
2 Corinthians 12:20-21
For I am afraid lest somehow [when I] arrive, I will not find you as I want, and I may be found by you as you do not want. [I am afraid] lest somehow [there will be] strife, jealousy, outbursts of anger, selfish ambition, slander, gossip, pride, disorder.
Galatians 4:20
But I could wish to be present with you now, and to change my tone because I am perplexed about you.
Galatians 5:2-4
Look! I, Paul, tell you that if you become circumcised, Christ will profit you nothing!
Philippians 2:16
holding fast to the word of life, for a source of pride to me in the day of Christ, that I did not run in vain or labor in vain.
2 John 1:8
Watch yourselves that you do not lose what we have worked for, but receive a full reward.