死有余辜 sǐyǒuyúgū
[death will not expiate all his crimes] 谓罪大恶极,虽死仍不能抵偿罪恶
(侯)览之从横,没财己幸; (徐)宣犯衅过,死有余辜。——《后汉书·陈蕃传》