Ekavyāvahārika

The Ekavyāvahārika (Sanskrit: एकव्यावहारिक; traditional Chinese: 一說部; ; pinyin: Yī Shuō Bù; Vietnamese: Nhất thuyết bộ) was one of the early Buddhist schools, and is thought to have separated from the Mahāsāṃghika sect during the reign of Aśoka.