put/set somebody's mind at ease/rest
put (one's) mind at ease
To reduce or remove one's worry, anxiety, dread, fear, etc. I know you're anxious to hear how your father is doing after the surgery, so let me put your mind at ease—he's going to make a full recovery. That bonus really put my mind at ease about these debts.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
set someone's mind at ease (about someone or something)
to make someone feel mentally comfortable about someone or something. Alice is upset. I will have to do something to set her mind at ease about the accident. Please set your mind at ease. Everything will be all right.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
put/set somebody’s ˈmind at ease/restdo or say something to somebody which stops them worrying about something: If you’d phoned me it would have put my mind at ease. ♢ He was nervous about meeting my parents, so I tried to set his mind at rest.
Farlex Partner Idioms Dictionary © Farlex 2017