Yeah you're close, you just need to use the URL https://i.ibb.co/T8RNs6T/FB-IMG-1673823451065.jpg, which is the address of the actual image, not the ImgBB web page on which the image is hosted.
Other similar free image board sites like Imgur tend to lead to the same problem, they encourage you to link back to them instead of just embedding the image, as it drives their business.
If you quote this post you'll see the format needed, but now here's your image: