姜 太 公 釣 魚 願 者 上 鉤

姜太公釣魚，願者上鉤

姜太公钓鱼，愿者上钩

Jiang1 tai4 gong1 diao4 yu2 , yuan4 zhe3 shang4 gou1

Jiang Ziya is fishing, if you want it, take the hook (idiom, refers to early sage 姜子牙 fishing with no bait and the hook above the water); to put one's head in the noose