You are not to blame; it is his fault.

这是他的错，不怨你。

《新英汉大辞典》

If someone betrays you once, it is his fault.

如果有人背叛你一次，那错在他。

youdao

If a friend says that his arms and legs are weak, we know that it is his fault.

如果一个人的朋友说，他的胳膊和腿是软弱的，我们知道，那是他的错。

youdao

We have a philosophy that--most of us-- that some kind of economic inequality is a bad thing and that it's unjust for someone who is, for no fault of his or her own, suffering economic hardship.

我们一般认为，大部分人看来-,某些贫富差异是件坏事,对于那些本身并无过错，却深陷贫困泥沼的人来说是不公平的。

耶鲁公开课 - 金融市场课程节选

Better still, none of it is his fault.

NEWYORKER: Lost in La Mancha

It is hardly his fault that this book appears at a time when Greece's financial crisis provides a glaring example of the risks in monetary union.

ECONOMIST: The rise of emerging markets: Be worried | The

And Mr Brock thinks it is all his fault.

ECONOMIST: Brock agonistes