家族全員の無事を確認してほっとした。
I was relieved once I had confirmed that the whole family was safe.
母は毎朝、息子の旅の無事を祈っている。
Every morning the mother prays for her son's safety on his journey.
現地に着いたら、まず無事を知らせてください。
When you arrive, please let us know first of all that you are safe.