續一切經音義 2.8

2.8

閻浮檀（梵語也或名琰浮或云贍部立世論云有贍部樹生於泥民達羅河南岸正當此洲之中心北臨水上於樹下水底南岸有贍部黃金即閻浮檀金是也南贍部洲因此彰名）。

Jambū[nada] (閻浮檀) (Sanskrit. Also called Yǎnfú or called Zhānbù [Jambu]. The Treatise on the Establishment of the World states: 'There is a Jambu tree growing on the south bank of the Nimindhara River, precisely at the center of this continent, facing north over the water. Beneath the tree at the bottom of the water on the south bank is Jambu gold, which is Jambūnada gold. Southern Jambudvīpa derives its name from this').