一位阿羅漢，其母是一位懷孕引起爭議的比丘尼，經優波離查明清白，由王舍城國王撫養並自幼出家，後被佛陀譽為善說種種法義的比丘之首。

An arahant born to a nun whose pregnancy was controversially cleared by Upāli, raised by the king of Rājagaha and ordained as a child, later declared by the Buddha foremost among monks in varied and versatile discourse.

斯里蘭卡的一位長老，《法句經》註釋書即應其請求而撰成。

A thera in Sri Lanka at whose request the Dhammapada Commentary was composed.