Please stay at rest until your fever goes down.
医者に一週間の安静を命じられた。
The doctor ordered me to rest for a week.
検査中は安静な状態を保ってください。
Please remain still and at rest during the examination.
The doctor instructed the patient to rest and stay still.
After the surgery, you need to stay still and rest for a while.
I was told to spend some time resting quietly at the hospital.