English Standard Version
holding fast to the word of life, so that in the day of Christ I may be proud that I did not run in vain or labor in vain.New International Version
as you hold out the word of life--in order that I may boast on the day of Christ that I did not run or labor for nothing.Catholic Public Domain Version
holding to the Word of Life, until my glory in the day of Christ. For I have not run in vain, nor have I labored in vain