Where to find cover art

[NotaNuffian]

The cover and the title are the first thing that makes people interested.
So where can i find a cover?
Spesifically with an anime style.

... Steal from manhua/ images from Google and do a rather poor edit/ cut and paste using online photoshop?

Jokes aside, the AI is good enough though, it didn't get what I wanted...

https://creator.nightcafe.studio/creation/dvi88GYUGcnsC94c86fZ

Thanks @K5Rakitan