Is this code from an old Tang book? Biography of Feng Yuanshu.

There was a man named Feng Yuanshu in the Tang Dynasty, who was appointed as the county magistrate of the Qing Dynasty during the period of Wu Zetian. His achievements are outstanding, and the people greatly respect and love him. Later, Feng Yuanshu was appointed as the county magistrate of Junyi and Shiping. They all ride alone and never bring their wives and children. The horse he rode stopped feeding forage in the afternoon. Feng Yuanshu said that this is to make the horse run fast. Moreover, he and his servants only eat one meal a day. The wages saved are used for office expenses and distributed to the poor. Some people laughed at him for fishing for fame. Feng Yuanshu said: "This is my nature, and I don't feel bitter." Tang Zhongzong (Li Xian), the emperor wrote letters to comfort and encourage him, and asked historians to write about his deeds.