1 Thessalonians 2:1
For ye yourselves brethren know of our entrance in unto you, how that it was not in vain:
Psalm 127:1
{A song of the stairs} Except the LORD build the house, their labour is but lost that build it. Except the LORD keep the city, the watchman waketh but in vain.
Isaiah 49:4
And I said, "I labour in vain and spend my strength for nought, and unprofitably. Howbeit, my cause I commit to the LORD and my travail unto my God."
Isaiah 65:23
My chosen shall live long, they shall not labour in vain, nor beget with trouble: for they are the high, blessed seed of the LORD, and their fruits with them.
Habakkuk 2:13
Shall not the LORD of Hosts bring this to pass, that the laborers of the people shall be burnt with a great fire, and that the thing whereupon the people have wearied themselves, shall be lost?
1 Corinthians 15:2
by the which also ye are saved - I do you to know, after what manner I preached unto you - if ye keep it, except ye have believed in vain.
1 Corinthians 15:10
But by the grace of God I am that I am. And his grace which is in me was not in vain; but I laboured more abundantly than they all: yet not I, but the grace of God which is with me.
1 Corinthians 15:58
Therefore, my dear brethren, be ye steadfast and unmovable, always rich in the works of the Lord, forasmuch as ye know how that your labour is not in vain in the Lord.
2 Corinthians 6:1
We as helpers therefore exhort you, that ye receive not the grace of God in vain.
Galatians 2:2
Yea, and I went up by revelation, and commended with them of the gospel, which I preach among the gentiles - but between ourselves with them which were counted chief, lest it should have been thought that I should run, or had run in vain.
Galatians 4:11
I am in fear of you, lest I have bestowed on you labour in vain.
Philippians 2:16
holding fast the word of life, unto my rejoicing in the day of Christ, that I have not run in vain, neither have laboured in vain.
1 Thessalonians 1:3-10
without ceasing, and call to remembrance your work in the faith, and labour in love and perseverance in the hope of our Lord Jesus Christ, in the sight of God our father:
1 Thessalonians 2:13
For this cause thank we God without ceasing, because that when ye received of us the word, wherewith God was preached, ye received it not as the word of man: but even as it was, indeed, the word of God; which worketh in you that believe.
1 Thessalonians 3:5
For this cause, when I could no longer forbear, I sent that I might have knowledge of your faith, lest haply the tempter had tempted you, and that our labour had been bestowed in vain.
2 Thessalonians 1:10
when he shall come to be glorified in his saints, and to be made marvelous in all them that believe: because our testimony that we had unto you, was believed even the same day that we preached it.
2 Thessalonians 3:1
Furthermore, brethren, pray for us, that the word of God may have free passage, and be glorified, as it is with you:
Job 39:16
So hard is she to her young ones, as though they were not hers, and laboureth in vain without any fear.
Psalm 73:13
and I said, "Then have I cleansed my heart in vain, and washed my hands in innocency?