The 5 reasons why you should never tell a narcissist they’re a narcissist

Glad that I didn’t tell the narcissist is a narcissist as stated from 5 reasons why you should never tell a narcissist they’re a narcissist

But I have been pointing his words that hurt me. But he is always in denial as described in the website. 

I should have listened to the prompting of the Holy Spirit. Too late to to undo. 
I should have listen