What does 1 Kings 18:36 mean?

At the time for the evening sacrifice, Elijah stepped forward and prayed, Lord, God of Abraham, Isaac, and Israel, let everyone know today that you are God in Israel, that I'm your servant, and that I've done all this because you told me to. 1 Kings 18:36 - Modern Text Bible

(Elijah prays simply, asking God to show everyone who the real God is, and that Elijah is just following God's instructions.)