《新唐书·列传·卷一百四十七》
东临陆真腊，西接东天竺，西南连堕和罗，南滨海，北挨南诏。
东陆真腊，西接东天竺，西南堕和罗，南属海，北南诏。
In the east, it borders Luzhenla, in the west, it connects to east Tianzhu, in the southwest, it connects to Duoheluo, in the south, it borders the sea, and in the north, it borders Nanzhao.