how to copy data from ssh destination to other system code example

Example 1: centos copy files ssh

scp <source> <destination>

#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: copy files between servers

scp -r username@server_ip:/path_to_source_directory/* usdername@server_ip:/
  path_to_the_destination_directory/