1 Kings 18:8

And he answered him, I am: go, tell thy lord, Behold, Elijah is here.
— 1 Kings 18:8, King James Version

In other translations

World English Bible (WEB)

He answered him, It is I: go, tell your lord, Behold, Elijah [is here].

American Standard Version (ASV)

And he answered him, It is I: go, tell thy lord, Behold, Elijah is here.

Young's Literal Translation (YLT)

And he saith to him, 'I <FI>am<Fi> ; go, say to thy lord, Lo, Elijah.'