 With equal ability he handled the Aramaic dialect of his predecessors and the Neo-Hebraic; and he is said to have been the first of the Geonim to use the Arabic language for scholastic correspondence.Natronai staunchly opposed Karaism.He endeavored to enforce the observance of every rabbinic provision emanating from or as explained by either of the two great Babylonian academies; and as the Karaites rejected the ritualistic forms of these schools, he made strenuous efforts to establish uniformity among the Rabbanites.