Isaiah 49:4 in the World English Bible
But I said, “I have labored in vain. I have spent my strength in vain for nothing; yet surely the justice due to me is with the LORD, and my reward with my God.”
Context
3 And said unto me, Thou art my servant, O Israel, in whom I will be glorified.
4 Then I said, I have laboured in vain, I have spent my strength for nought, and in vain: yet surely my judgment is with the LORD, and my work with my God.
5 And now, saith the LORD that formed me from the womb to be his servant, to bring Jacob again to him, Though Israel be not gathered, yet shall I be glorious in the eyes of the LORD, and my God shall be my strength.