《后汉书·列传·西域传》
安息地域有几千里见方，小城邑有几百个。安息的户数、人口数和能当兵打仗的人数最多。
地方数千里，小城数百，户口胜兵最为殷盛。
The Anxi region is thousands of miles square, with hundreds of small cities. Anxi has the largest number of households, population, and soldiers.