SCP examples
Copy file from a remote host to local host SCP example:
$ scp username@from_host:file.txt /local/directory/

Copy file from local host to a remote host SCP example:
$ scp file.txt username@to_host:/remote/directory/

Copy directory from a remote host to local host SCP example:
$ scp -r username@from_host:/remote/directory/ /local/directory/

Copy directory from local host to a remote hos SCP example:
$ scp -r /local/directory/ username@to_host:/remote/directory/

Copy file from remote host to remote host SCP example:
$ scp username@from_host:/remote/directory/file.txt username@to_host:/remote/directory/

 
src from 
https://haydenjames.io/linux-securely-copy-files-using-scp/