He was successful, and Bruce and Barbara were then successful in stabbing him with the special Kurdish dagger.
The mystical villain later returned and teamed up with Jeremiah in order to bring Gotham down.
His “teachings” live on in Bruce’s psyche, and his death caused daughter Nyssa to further Gotham City’s destruction during Season 5.
Perhaps the most fantastical Gotham villain outside of the Valeska family, Alexander Siddig’s Ra’s al Ghul wasn’t a constant presence on the show, but he had radical influences on Bruce Wayne’s life.