allo/resources/lang/en/messages.php

<?php
return [

     'user_updated' => 'User information has been updated successfully',
     'error_msg' => 'Oops! Something went wrong, Please contact to admin',
     'registered' => 'User has been registered successfully',
     'user_deleted' => 'User has been deleted successfully',
     'invalid_login_credentials' => 'Invalid login credentials'
 ];