Don't let an evildoer go unpunished.

不能纵虎归山.

《现代汉英综合大词典》

But in the past, non - cooperation has been deliberately expressed in violence to the evildoer.

可是在过去, 不合作的表现形式是故意用暴力去反抗作恶者.

演讲部分

Hogan opened his aging mother know you are an evildoer.

老娘法眼一开就知道你是个妖孽了.

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The Lord shall repay the evildoer according to his wickedness.

耶和华会照着恶人所作的恶来报应他.

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Your suggestion can only aid the evildoer!

你的做法简直是为虎添翼!

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