Question

l said to him ,"l do not think you are working hard. "He replied, "You are quite mistaken, l am working very hard. "

Answer 1

Hey friend !

Here's your answer

================= >

Here in the question you haven't mentioned properly

But it might be changing the above conversation into indirect speech.

Changing the above conversation into indirect speech :

<> I said him that I don't think that he was working hard .

<> Then he replied that I was quite mistaken and also said that he was working hard.

# Hope it helps #

Answer 2

I said to him that I don't think he was working hard

He replied that i was quite mistaken, he was working very hard.