In (one's) hour of need adverb phrase spoken language
Used to refer to a time that someone needs help the most.
I take you as my best friend but in my hour of need, you never be there.
I don't ask you to do anything for me but stand by my side in my hour of need.
Just one time he helped you in your hour of need that you have a crush on him?
Thank you. You really know to help me in my hour of need.
To be thankful or grateful for one's good luck usually while avoiding a bad situation
You should count your lucky stars as you managed to avoid that violent car accident.