《资治通鉴·汉纪·汉纪三》
冒顿即偷盗月氏人的好马骑上，逃回了匈奴。头曼由此认为冒顿强壮勇武，就让他统率万名骑兵。
冒顿盗其善马骑之，亡归；头曼以为壮，令将万骑。
Modun immediately stole a good horse from the Yuezhi and escaped back to the Xiongnu. Touman thought that Modun was strong and brave, so he let him command ten thousand cavalry.