" No. "At rest" here means to answer all the questions, and to make someone feel comfortable or satisfied. Put to rest is used in an entirely different context: ie.
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SnarfWould it be better if it was "to rest" rather than "at rest?"No. "At rest" here means to answer all the questions, and to make someone feel comfortable or satisfied.
SnarfYeah, but what if right after he gives him all the answers he needs to ease his mind on the matter, he kills him? In that case should it be "to" rather than "at?"No. The subtlety doesn't work very well.