So, here's how...
Copy the link to whatever you want and then open up a new post.
Make parentheses, like this: ()
Then, paste the link inside of it, like this: (https://forums.theaetherlight.com/t/testing-zone/2026/336?u=cinnar_ratchetloop) <- That's your post, by the way.
After that, make brackets, like this: 
Then, put whatever you want inside. Maybe like "here" or something similar. Like: [here]
After that, move the bracket section to the front of the parentheses section (if it isn't already there), and voila!