cant find how to get back in

[Self Love]

I keep getting these everytime I try to use my SSH:

Welcome to SSH version 134.
Answers to Frequently Asked Questions: https://hterm.org/x/ssh/faq (Ctrl+Click on links to open)

Random Pro Tip #9: Found a bug?  Request a new feature?  Let us know: https://hterm.org/x/ssh/newbug

Loading pnacl program... done.
Connecting to ***400@***1400...
ssh: connect to host ***1400 port 22: Connection refused

My terminal just started doing these below. Also, I have deleted reinstalled everything. I'm still getting the same thing please help!! also is there away I can find an terminal online and free I can use and run code? if anyone knows please let me know!! also as you can tell I'm brand new to all of these, if anyone knows and free online sites that actually teaches from the fundamentals to advance please share them with me. I'm eager to learn but want to learn so I can grow comfortable to advance out of the cycle of tutorials on stage. So please help!!