《韩非子·难二》
简子于是拿下大小盾牌，站在箭和滚石够得着的地方，击鼓奋进，战士闻声响应，打了个大胜仗。
简子乃去盾、橹，立矢石之所及，鼓之而士乘之，战大胜。
Jianzi then took down the large and small shields, stood in the place where the arrows and boulders could reach, and beat the drum to move forward. When the soldiers heard the sound, they fought a great battle.