《元史·列传·卷六》
于是以博尔术和木华黎为左右万户，各以其所部来辅佐太祖，位在诸将之上。
遂以博尔术及木华黎为左右万户，各以其属翊卫，位在诸将上。
As a result, Borhultai and Mu Huali were made ten thousand households on the left and right, each using his own troops to assist Taizu. Their positions were higher than those of other generals.