《宋书·列传·卷五十》
于是把精兵配给垣护之，抵达梁山。到战斗爆发，垣护之看到敌人船舰连接，对王玄谟说： 现在应该以火焚烧敌人船舰。 
元景然其计，乃以精兵配护之赴梁山。及战，护之见贼舟舰累沓，谓玄谟曰： 今当以火平之。 
So he gave his best troops to Yuanzhi, who arrived at Liangshan. When the battle broke out, Yuanzhi saw that the enemy's ships were connected together and said to Wang Xuamo, "We should now burn the enemy's ships with fire."