What is the function to get options of the parent site of a multisite network?

I found the function to achieve the goal – get_blog_option($blogId, $optionKey)

https://codex.wordpress.org/WPMU_Functions/get_blog_option

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)