What language does the original text of the Rubaiyat of Omar Khayyam use?

Over time, several more translations and interpretations of the Rubaiyat have been made in different languages, each adding a unique perspective and understanding to the original text. These translations have contributed to the Rubaiyat's eternal charm and international acclaim, ensuring that Omar Khayyam's poignant quatrains continue to captivate the hearts and minds of readers worldwide, transcending linguistic and cultural barriers.