You might have to face issues related to copyright infringement if you are using Google image search or any image from the internet to find images to use in your WordPress blog posts. However, you have the option to get the royalty-free images that you are legally allowed to use from the best sources for free public domain and CC0-licensed images on the internet. To avoid any legal trouble, you can use free images from the below resources, or some other similar resources.
- W3schools
- Unsplash
- Negative Space
- New Old Stock