《魏书·列传·卷二十九》
这一年，河西敕勒人叛乱，朝廷派源贺率领部众前往征讨，降服部族二千余落，昼夜兼行，追击贼党郁朱于等人到达粃罕，大败敌军，斩首五千余级，虏获男女一万余人、各种牲畜三万余头。
是岁，河西敕勒叛，遣贺率众讨之，降二千馀落。倍道兼行，追贼党郁朱于等至枹罕，大破之，斩首五千馀级，虏男女万馀口、杂畜三万馀头。
In that year, the Tiele people of Hexi rebelled, and the imperial court sent Yuan He to lead his troops to suppress them. He subdued more than 2,000 tribes, traveled day and night, pursued the rebels Yuzhuyu and others to Zhangshan, and defeated the enemy army, beheading more than 5,000 and capturing more than 10,000 men, women, and 30,000 head of livestock.