1 Thessalonians 2:1
For yourselves, brethren, know our visit unto you, that it was not in vain:
Psalm 127:1
[A song of ascents. Of Solomon.] Unless the LORD builds the house, they labor in vain that build it: unless the LORD keeps the city, the watchman wakes, but in vain.
Isaiah 49:4
Then I said, I have labored in vain, I have spent my strength for nothing, and in vain: yet surely my due justice is with the LORD, and my recompense with my God.
Isaiah 65:23
They shall not labor in vain, nor bring forth for trouble; for they are the descendants of the blessed of the LORD, and their offspring with them.
Habakkuk 2:13
Behold, is it not of the LORD of hosts that the people shall labor to feed the fire, and the people shall weary themselves in vain?
1 Corinthians 15:2
By which also you are saved, if you keep in memory what I preached unto you, unless you have believed in vain.
1 Corinthians 15:10
But by the grace of God I am what I am: and his grace which was bestowed upon me was not in vain; but I labored more abundantly than they all: yet not I, but the grace of God which was with me.
1 Corinthians 15:58
Therefore, my beloved brethren, be steadfast, unmovable, always abounding in the work of the Lord, since you know that your labor is not in vain in the Lord.
2 Corinthians 6:1
We then, as workers together with him, beseech you also that you receive not the grace of God in vain.
Galatians 2:2
And I went up by revelation, and communicated unto them that gospel which I preach among the Gentiles, but privately to them who were of reputation, lest by any means I should run, or had run, in vain.
Galatians 4:11
I am afraid for you, lest I have bestowed upon you labor in vain.
Philippians 2:16
Holding forth the word of life; that I may rejoice in the day of Christ, that I have not run in vain, neither labored in vain.
1 Thessalonians 1:3-10
Remembering without ceasing your work of faith, and labor of love, and patience of hope in our Lord Jesus Christ, in the sight of God and our Father;
1 Thessalonians 2:13
For this cause also thank we God without ceasing, because, when you received the word of God which you heard of us, you received it not as the word of men, but as it is in truth, the word of God, which effectually works also in you that believe.
1 Thessalonians 3:5
For this cause, when I could no longer forbear, I sent to know your faith, lest by some means the tempter had tempted you, and our labor be in vain.
2 Thessalonians 1:10
When he shall come to be glorified in his saints, and to be admired in all them that believe (because our testimony among you was believed) in that day.
2 Thessalonians 3:1
Finally, brethren, pray for us, that the word of the Lord may have free course, and be glorified, even as it is with you:
Job 39:16
She is hardened against her young ones, as though they were not hers: her labor is in vain without concern;
Psalm 73:13
Verily I have cleansed my heart in vain, and washed my hands in innocence.