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

1.
menenangkan fikiran, meredakan kebimbangan
to tell someone something that makes them stop worrying
:
•
I called her to put her mind at rest about the children.
Saya menelefonnya untuk menenangkan fikirannya tentang anak-anak.
•
The doctor's explanation helped to put my mind at rest.
Penjelasan doktor membantu menenangkan fikiran saya.