afirmam que

they claim that

→ afirmar
phrase Rare #38,371
they claim that Used to introduce a statement that they assert or claim to be true. The subject is often understood from the verb ending rather than explicitly stated.
PO: Afirmam que a história é verdadeira.
EN: They claim that the story is true.

Eles afirmam que o Tom não fez isso.

They claim that Tom didn't do it.

Afirmam que vêem a Virgem.

They claim they see the Virgin Mary.

— A Doce Vida (1960)

Algumas fontes afirmam que ele mentiu.

Some sources claim that he lied.

Elas afirmam que o Tom não fez isso.

They claim that Tom didn't do it.

Afirmam que eles têm valor, mas não são naturais nem raros.

They claim that they have value, but they are neither natural nor rare.

— Truque de Mestre: O 3° Ato (2025)