1 Thessalonians 2:1
But you remember yourselves, brothers, that our visit to you was no failure.
1 Corinthians 15:2
the gospel by which you are saved ??provided you adhere to my statement of it ??unless indeed your faith was all haphazard.
1 Corinthians 15:10
But by God's grace I am what I am. The grace he showed me did not go for nothing; no, I have done far more work than all of them ??though it was not I but God's grace at my side.
1 Corinthians 15:58
Well then, my beloved brothers, hold your ground, immovable; abound in work for the Lord at all times, for you may be sure that in the Lord your labour is never thrown away.
2 Corinthians 6:1
I appeal to you too, as a worker with God, do not receive the grace of God in vain.
Galatians 2:2
(It was in consequence of a revelation that I went up at all.) I submitted the gospel I am in the habit of preaching to the Gentiles, submitting it privately to the authorities, to make sure that my course of action would be and had been sound.
Galatians 4:11
Why, you make me afraid I may have spent my labour on you for nothing!
Philippians 2:16
hold fast the word of life, so that I can be proud of you on the Day of Christ, because I have not run or worked for nothing.
1 Thessalonians 1:3-10
as we recall your active faith and labour of love and patient hope in our Lord Jesus Christ, before our God and Father.
1 Thessalonians 2:13
We thank God constantly for this too, that when you received the word of the divine message from us, you took it not as a human word but for what it really is, the word of God. It proves effective in you believers,
1 Thessalonians 3:5
Well then, unable to bear it any longer, I sent to find out about your faith, in case the Tempter had tempted you and our labour had been thrown away.
2 Thessalonians 1:10
when he comes to be glorified in his saints and marvelled at in all believers on that day (for our testimony has found confirmation in your lives).
2 Thessalonians 3:1
Finally, brothers, pray for us, that the word of the Lord may speed on and triumph, as in your own case,