Set (someone's) mind at ease
Translation of "set (someone's) mind at ease" into Russian
set (someone's) mind at ease
успокоить (чей-то) ум
The doctor set her mind at ease by explaining the procedure step by step.
Врач успокоил её, объяснив процедуру шаг за шагом.
Definitions
To reassure someone or make them feel less worried or anxious about something.