But I said, “I have labored in vain, I have spent My strength in futility and vanity; yet My vindication is with the LORD, and My reward is with My God.”
Jewish Publication Society of America Version (JPS1917) - Isaiah 49:4 >But I said: 'I have laboured in vain, I have spent my strength for nought and vanity; yet surely my right is with the LORD, and my recompense with my God.'