《周书·列传·卷十七》
太祖暗中了解到他的意图，任命梁御为大都督、雍州刺史，率前军先行。
太祖微知其意，以御为大都督、雍州刺史,领前军先行。
Emperor Taizu secretly learnt of his intentions and appointed Liang Yu as Grand Inspector and Governor of Yongzhou to lead the vanguard.