《列子·汤问》
于是他用燕国的牛角装饰的弓、楚国的蓬草做的箭去射那只虱子，正好穿透了虱子的心脏，而挂虱子的长毛却没有断。
乃以燕角之弧，朔蓬之簳射之，贯虱之心，而悬不绝。
So he used a bow decorated with a cow's horn from the Yan state and an arrow made of reeds from the Chu state to shoot the louse, which went straight through the louse's heart, but the long hair holding the louse did not break.