한다며

In a sentence

• 그는 오늘 일찍 잠자리에 든다며 나갔어요.

  He said he would go to bed early today and left.

  In this sentence, '한다며' is used to report someone's speech or assertion made prior to their action of leaving.

• 네가 운동한다며? 매일 아침 운동하는 걸 본 적이 없어.

  You claim that you exercise? I've never seen you work out every morning.

  Here, '한다며' questions a prior statement or claim made by the other person, expressing doubt or requesting clarification.

• 친구가 이번 주말에 도와준다며 약속을 했어요.

  My friend promised to help this weekend.

  In this example, '한다며' serves to indicate a reported speech while summarizing the promise made by the friend.