شدند

In a sentence

• آنها دوستان صمیمی شدند.

  They became close friends.

  In this sentence, 'شدند' signifies the action of transitioning into a state, specifically becoming close friends.

• بعد از جلسه خسته شدند.

  They got tired after the meeting.

  Here, 'شدند' describes the process of undergoing a change, in this case, starting to feel tired.

• وقتی در شهر گم شدند، دنبال کمک گشتند.

  When they got lost in the city, they sought help.

  'شدند' in this context indicates the event of becoming lost in a place.