In your virtue, you confirmed the sea. You crushed the heads of the serpents in the waters
Other versions
King James Version
Verily I have cleansed my heart in vain, and washed my hands in innocency.English Standard Version
All in vain have I kept my heart clean and washed my hands in innocence.New International Version
Surely in vain have I kept my heart pure; in vain have I washed my hands in innocence.