Yong-le: Year 19, Month 4, Day 19
20 May 1421
The envoy Nai Huai and others, a total of 60 persons, who had been sent by San-lai Bo-mo-la-zha-di-lai, the king of the country of Siam, offered tribute of local products in contrition for the crime of having attacked Melaka. Paper money, patterned fine silks and silk gauzes, as appropriate, were conferred upon them.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 14, page 2269