《新唐书·列传·卷一百四十五》
就此请求更改制度、服饰，跟随中国的体制。皇帝拿出珍服赐他，又到国学参观祭奠先圣先师，听老师讲课。皇帝赐给所印制《晋书》。
因请改章服，从中国制，内出珍服赐之。又诣国学观释奠、讲论，帝赐所制《晋书》。
He requested to change the system and clothing, and conform to the Chinese system. The emperor gave him precious clothes, and went to the Guoxue to visit and pay homage to the ancestors and former teachers, and listened to the teacher's lectures. The emperor gave him a printed copy of "Book of Jin".