[Grammar] "shine like mirror" or "shine like a mirror"?

[on the way]

Do both of them work? Or just the latter works? Any reply would be appreciated.

 

[Rover_KE]

Do both of them work? Or does just the latter work? Any reply would be appreciated.

I'm not sure either of them works.

Mirrors don't shine.

 

[Matthew Wai]

I found 'shines like a diamond' at https://hellopoetry.com/poem/1799527/our-love-shines-like-a-diamond/

 

[Roman55]

Mirrors don't shine.

I think they do. They shine at least as much as, if not more than, highly polished shoes, jewellery or anything else that reflects light.

 

[Skrej]

Do both of them work? Or just the latter works? Any reply would be appreciated.

The article is required, unless you pluralize 'mirror'.

 

[Tarheel]

Do both of them work? Or just the the second one?

The second one only.

 

[Tdol]

What's the full context?