says who?

US /ˈsɛz huː/
UK /ˈsɛz huː/
"says who?" picture
1.

kata siapa?, siapa bilang?

used to express doubt or disagreement with a statement, implying that the source of the information is questionable or lacks authority

:
You can't do that. Says who?
Kamu tidak bisa melakukan itu. Kata siapa?
They told me I'm not allowed to enter. Says who?
Mereka bilang saya tidak diizinkan masuk. Kata siapa?