《魏书·列传·卷二十九》
源怀还朝，被授予殿中尚书之职，出任长安镇将、雍州刺史。
还，除殿中尚书，出为长安镇将、雍州刺史。
Yuan Huai returned to the court and was appointed the Minister of the Interior. He also became the Protector General of Chang'an and the Prefect of Yongzhou.