Zheng-tong: Year 5, Month 2, Day 2
5 Mar 1440
The envoy Bu-sha-pa Ji-ge and others who had been sent by Zhan-ba Di-lai, the king of the country of Champa to present a memorial, came to the Court and offered tribute of purple (royal ?) elephants (紫象) and local products. A banquet as well as variegated silks and other goods, as appropriate, were conferred upon them.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 25, page 1215