"Al-Mas'ūdī (885?-956), whose journeys carried him from Bagdad to Persia, India, Ceylon, and... across the China sea, and at other times to Madagascar, Syria, and Palestine... neglected no accessible sources of information, examining also the history of the Persians, the Hindus, and the Romans. ...[H]is ...Meadows of Gold ...states that the wise men of India, assembled by the king, composed the Sindhind...that by order of Al-Mansur many works of science and astrology were translated into Arabic, notably the Sindhind (Siddhanta). Concerning the meaning and spelling of this name... Colebrooke ascribes... the meaning "the revolving ages." Similar designations are collected by Sedillot... Casiri... refers to the work as the Sindum-Indum... meaning "perpetuum aeternumque [eternal perpetuity].""