This is the 1968th most frequent Arabic word.
أصيبوا
"They were afflicted" or "They were injured."
Here, 'أُصِيبُوا' means 'They were injured,' indicating the effect (passive form) on a group of individuals.
أصيبوا بالجروح جراء الحادث.
They were injured in the accident.
In this context, 'أُصِيبُوا' refers to being struck with astonishment or surprise.
أصيبوا بالذهول حينما سمعوا الخبر.
They were astonished when they heard the news.
Here, 'أُصِيبُوا' signifies that they contracted or were affected by a cold.