1 Thessalonians 2:1
For you yourselves know, brethren, our entrance among you, that it was not in vain.
1 Corinthians 15:2
by which also you are saved, if you hold fast the word which I preached to you, unless you believed in vain.
1 Corinthians 15:10
But, by the grace of God, I am what I am; and his grace, which was bestowed on me, has not been bestowed in vain: but I have labored more abundantly than they all; not I, how ever, but the grace of God which was with me.
1 Corinthians 15:58
Therefore, my be loved brethren, be firm, immovable, always abounding in the work of the Lord; for you know that your labor is not in vain in the Lord.
2 Corinthians 6:1
As co-workers with him, we beseech you, that you receive not the grace of God in vain:
Galatians 2:2
And I went up because of a revelation, and communicated to them the gospel that I preach among the Gentiles, but privately to those who are of reputation, lest, by any means, I should run or had run in vain.
Galatians 4:11
fear for you, lest I have bestowed labor upon you in vain.
Philippians 2:16
holding forth the word of life, that I may rejoice in the day of Christ, that I did not run in vain, nor labor in vain.
1 Thessalonians 1:3-10
remembering unceasingly your work, which is the result of faith, your labor, the cause of which is love, and your patience, which springs from your hope in our Lord Jesus Christ, in the sight of our God and Father:
1 Thessalonians 2:13
For this reason, also, we thank God without ceasing; be cause, when you received the word of God, as preached by us, you embraced it, not as the word of men, but, as it is in truth, the word of God, which effectually works in you that believe.
1 Thessalonians 3:5
For this reason, when I could no longer contain my self, I sent to know your faith, lest by any means the tempter had tempted you, and our labor should be in vain.
2 Thessalonians 1:10
when he shall come to be glorified in his saints, and to be admired in all those who believe, and in you also, because our testimony among you was believed.
2 Thessalonians 3:1
Finally, brethren, pray for us, that the word of the Lord may run and be glorified even as among you;