This is the 2825th most frequent Arabic word.
عنهم
"About them" or "from them".
In this sentence, عنهم refers to 'them,' indicating a duty of concern and responsibility toward a group of people.
يجب علينا أن نهتم عنهم ونتأكد من سلامتهم.
We must care for them and ensure their safety.
Here, عنهم is used to describe asking or inquiring about the status or well-being of a particular group.
استفسرت عنهم أمس لأطمئن على أحوالهم.
I inquired about them yesterday to check on their conditions.
In this case, عنهم points to the topic or subject matter being discussed, namely 'them' and their history.