佛陀最傑出的弟子之一，被譽為詳釋佛陀略說法義第一，生於 Ujjenī 的國師之家，後以在 Avanti 一帶弘揚佛法建樹而聞名。

One of the Buddha’s most eminent disciples, declared foremost in expounding at length what the Buddha had stated in brief, born at Ujjenī as son of a royal chaplain and later renowned for establishing the Buddhist teaching throughout Avanti.