11 Bible Verses about Useless Labour

I am afraid for you, lest haply I have bestowed on you labour in vain.

Obey your presidents, and be subject to them: for they are vigilant for your souls, as being to render an account, that they may do it with joy, and not groaning: for that would be disadvantageous for you.

and should one of you say to them, Go in peace, be warm, be replenished with food: yet if ye give them not the necessaries for their body; what doth it avail?

And I went up then by revelation, and laid before them that gospel which I preach among the Heathen, but in private conference with those who were of the first importance, that haply I might not run, nor had run in vain.

For this cause also, when I could no longer forbear, I sent to know your fidelity, lest by any means the tempter had tempted you, and our labour should be in vain.

have ye suffered so many things in vain? if it be yet in vain.

But I have sent the brethren, that our glorying in you might not be vain in this matter; that as I have said, ye may be prepared.

holding up the word of life, that I may glory in the day of Christ, that I have not run in vain, nor laboured in vain.

I therefore so run not as uncertainly; so do I exercise with my fists, not as striking the air:

Wherefore, my beloved brethren, be stedfast, unmoveable, always abounding in the work of the Lord, knowing that your labour is not in vain in the Lord.

FOR ye yourselves, brethren, know our entrance in to you, that it was not in vain.