1 Thessalonians 2:1
For ye yourselves know, brothers, our entrance with you, that it has not become empty.
Psalm 127:1
Unless LORD builds the house, they labor in vain who build it. Unless LORD guards the city, the watchman wake but in vain.
Isaiah 49:4
But I said, I have labored in vain. I have spent my strength for nothing and vanity. Yet surely the justice [due] to me is with LORD, and my recompense with my God.
Isaiah 65:23
They shall not labor in vain, nor bring forth for calamity. For they are the seed of the blessed of LORD, and their offspring with them.
Habakkuk 2:13
Behold, is it not of LORD of hosts that the peoples labor for the fire, and the nations weary themselves for vanity?
1 Corinthians 15:2
by which also ye are saved if ye hold firm that word I preached to you, unless ye believed in vain.
1 Corinthians 15:10
But by the grace of God I am what I am. And his grace for me did not become empty, but I labored more abundantly than them all, yet not I, but the grace of God with me.
1 Corinthians 15:58
Therefore, my beloved brothers, become ye steadfast, unmovable, always abounding in the work of the Lord, knowing that your labor is not empty in Lord.
2 Corinthians 6:1
And working jointly, we urge you also not to receive the grace of God in vain
Galatians 2:2
And I went up according to revelation, and I declared to them the good-news that I preach among the Gentiles, but privately to those who were of repute, lest somehow I might be running or ran in vain.
Galatians 4:11
I am afraid of you, lest somehow I have labored toward you in vain.
Philippians 2:16
Holding firm the word of life, for a boast by me in the day of Christ, that I did not run in vain nor labor in vain.
1 Thessalonians 1:3-10
remembering without ceasing your work of faith and labor of love and steadfastness of hope of our Lord Jesus Christ, before our God and Father.
1 Thessalonians 2:13
And because of this we thank God without ceasing, because, having received the word of God heard from us, ye received not the word of men, but as it truly is, the word of God, which also is at work in you who believe.
1 Thessalonians 3:5
Because of this, I too, no longer covering over it, sent in order to know your faith, lest somehow he who tempts was tempting you, and our labor became in vain.
2 Thessalonians 1:10
when he comes to be glorified in his sanctified, and to be marveled in that day by all those who believe (because our testimony among you was believed).
2 Thessalonians 3:1
Finally, brothers, pray about us, so that the word of the Lord may run and be glorified, just as also with you,
Job 39:16
She deals hardly with her young ones, as if they were not hers. Though her labor be in vain, [she is] without fear,
Psalm 73:13
Surely in vain I have cleansed my heart, and washed my hands in innocence,