Question

I said to him, "this is my book "
indirect speech​

Answer 1

Answer:

I said him that the book is mine.✔✔✔✔✌☺

Answer 2

Answer:

I told him that that was my book.

Explanation:

The reported verb is in past so, said to will be changed in told and comma inverted commas will be replaced by that .

The reported verb is in past so, said to will be changed in told and comma inverted commas will be replaced by that .Reported speech is in past so, this will change into that and is will change in was .