확인했다고

In a sentence

• 그가 문서를 확인했다고 말했어요.

  He said he checked the document.

  Here, '확인했다고' implies the act of checking or verifying something in the past tense, specifically a document.

• 나는 그녀가 문제를 확인했다고 생각합니다.

  I think she verified the issue.

  In this sentence, '확인했다고' refers to the assumption or belief that someone has checked or verified the matter.

• 바쁜 일정 탓에 이메일은 확인했다고 하지만 내용을 잊었어요.

  Due to a busy schedule, they claimed to have checked the email but forgot its contents.

  Here, '확인했다고' is used to portray someone claiming they confirmed or checked something, giving context to a declaration made.