Question

(1)- you said to me,"i have found you"(chenge the narration)
(2)they said to us,"we were your friend"(chenge the narration)​

Answer 1

(1) You told me that you had found me.

(2) They told us that they had been our friend.

Answer 2

1) Direct:--- You said to me, "I have found you."

Indirect:--- You said to me that you have found me.

2) Direct:--- They said to us, "We are your friend."

Indirect:--- They told us that they are our friend.