鸟尽弓藏

niǎojìn-gōngcáng

[cast sb.aside when be has served his purpose; kick sb. out after his services are no longer required, as the bow and arrow are stacked away when there are no more birds to shoot] 鸟打完了, 就把弓收藏起来。 比喻天下既定或大功告成之后, 就把曾经出过力的人一脚踢开