《汉书·传·傅常郑甘陈段传》
乌逐王愿意征发国内一半的精锐部队，自行配备好五万士兵和马匹，竭尽全力攻打匈奴。
昆弥愿发国半精兵，自给人马五万骑，尽力击匈奴。
The Wusun king was willing to conscript half of the elite troops in the country, and equip himself with 50,000 soldiers and horses, to do his utmost to attack the Xiongnu.