《太平广记·卷四百二十九·虎四》
丁岩就在坑边上堆土，坑渐渐变浅。还有一丈来深的时候，虎就跳了出来，振奋地腾跃几下，吼叫着跑去。
岩即积土坑侧，稍益浅，犹深丈许。虎乃跃而出，奋迅踯腾，啸风而逝。
Ding Yan piled up soil at the edge of the pit, and the pit gradually became shallower. When it was about three meters deep, the tiger jumped out, sprang vigorously a few times, roared, and ran away.