in vain in , 46_1CO_15:58 Therefore, my beloved brethren, be ye stedfast, unmoveable, always abounding in the work of the Lord, forasmuch as ye know that your labour is not in vain in the Lord. , in vain in , 47_2CO_09:03 Yet have I sent the brethren, lest our boasting of you should be in vain in this behalf; that, as I said, ye may be ready: ,