《太平广记·卷一百九十·将帅二（》
他想办法班师回朝，回程中必须经过平阳，平阳是蒲州的一个属郡，牧守姓张，是蒲帅王珂的大校，王珂为人狡诈难测。
寻谋班师，路由平阳。平阳即蒲之属郡也，牧守姓张，即蒲帅王珂之大校。
He found a way to return to the dynasty. On the way back, he had to pass through Pingyang. Pingyang was a subordinate county of Puzhou. The herdsman was surnamed Zhang and was the commander of Pu Shuai Wang Ke. Wang Ke was cunning and unpredictable.