一切經音義 5.144

5.144

戍達羅（梵語也或云首陀羅或但云首陀皆梵音訛略也即是耕種田疇為業婆羅門四姓之中最居其下也）。

Śūdra (戍達羅) (Sanskrit. Also written 首陀羅 or simply 首陀, all of which are corrupt and abbreviated Sanskrit phonetic transcriptions. They take farming and tilling the fields as their occupation, and are the lowest among the four castes of the Brahmins).