turn to

(phrasal verb) to ask someone for help

Example Sentence:

Mom: And if you get lost while traveling, don’t forget to turn to a policeman for help.
Son: Yes, Mom!

Mark turned to his best friend when he was having a fight with his girlfriend.

She is always turning to me when something bad happens. Why can’t she ever call me when she’s happy?

Similar idioms:

1. rub salt into the wound
2. add insult to injury
3. call one’s dogs off