Today's phrase can be used in many different situations.
"Poor you!"
You can say this when you feel sorry for someone or something.
Example 1
A. Last night Roger's new laptop was stolen.
B. Oh no! Poor Roger !
Example 2
A. Mari did not improve her TOEIC score, so she can not become a manager.
B. Poor Mari ! I know she studied so hard for that.
Example 3
A. It was so cold last night the cat's ears froze off.
B. Poor cat !