put someone's mind at rest

US /pʊt ˈsʌm.wʌnz maɪnd æt rɛst/
UK /pʊt ˈsʌm.wʌnz maɪnd æt rɛst/
"put someone's mind at rest" picture
1.

успокоить, развеять опасения

to tell someone something that makes them stop worrying

:
I called her to put her mind at rest about the children.
Я позвонил ей, чтобы успокоить ее насчет детей.
The doctor's explanation helped to put my mind at rest.
Объяснение доктора помогло успокоить меня.