how to send a file with ssh code example

Example 1: centos copy files ssh

scp  

#To copy a file from B to A while logged into B:
scp /path/to/file username@a:/path/to/destination

#To copy a file from B to A while logged into A:
scp username@b:/path/to/file /path/to/destination

Example 2: ssh usage copy file

cp original_file new_file