Question

I said to her ," when does the next train come in"​

Answer 1

I told her that when does the next train come in.

Answer 2

Explanation:

Normal word order is used in reported questions, that is, the subject comes before the verb, and it is not necessary to use 'do' or 'did':

Examples

Direct speech Indirect speech

"Where does Peter live?" She asked him where Peter lived.

"Where are you going?" She asked where I was going.

"Why is she crying?" He asked why she was crying.