have a heart!
US /hæv ə hɑːrt/
UK /hæv ə hɑːrt/

1.
情けをかけて, 思いやりをもって
used to ask someone to be kind or sympathetic
:
•
Oh, have a heart! Don't make him work on his birthday.
ああ、情けをかけて!彼の誕生日に働かせないで。
•
The kids are exhausted, have a heart and let them rest.
子供たちは疲れ果てている、情けをかけて休ませてあげて。