《南齐书·列传·卷三十》
因此约束我等，坚壁清野，抗威遵养，庶几能够心怀感戴。
故部勒小戍，闭壁清野，抗威遵养，庶能怀音。
Therefore, I restrain us, strengthen our walls and clear the wilderness, and carry out our prestige and obey them. I hope that we can be grateful.