Zheng-tong: Year 3, Month 9, Day 24
12 Oct 1438
The envoy Bu-sha-pa Ma-tu and others who had been sent by Zhan-ba Di-lai, the king of the country of Champa; the interpreter Nai Ma-sha and others who had been sent by Xi-li Ma-ha-lai, the king of the country of Siam; and the chieftain Zhao-gang Dao Keng-meng and others from the Meng-lian Chief's Office in Yun-nan; came to Court and offered tribute. They presented a memorial and offered tribute of horses, elephant tusks, rhinoceros horn and other local products. A banquet as well as patterned fine silks interwoven with gold thread and other goods, as appropriate, were conferred upon them.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 24, page 898