《贞观政要·卷七·崇儒学》
儒学之盛，致使全国各地的儒生纷纷携经书前往京城，人数达数千之多。
四方儒生负书而至者，盖以千数。
Due to the rise of Confucianism, Confucian scholars across the country flocked to the capital, with a total number of several thousand people.