After a long time, the word of the Lord came to Elijah in the third year: "Go and present yourself to Ahab. I will send rain on the surface of the land."
References for 1 Kings 18:1
So Elijah went to present himself to Ahab. The famine was severe in Samaria.
Ahab called for Obadiah, who was in charge of the palace. Obadiah was a man who greatly feared the Lord
and took 100 prophets and hid them, 50 men to a cave, and provided them with food and water when Jezebel slaughtered the Lord's prophets.
Ahab said to Obadiah, "Go throughout the land to every spring of water and to every wadi. Perhaps we'll find grass so we can keep the horses and mules alive and not have to destroy any cattle."
They divided the land between them in order to cover it. Ahab went one way by himself, and Obadiah went the other way by himself.
While Obadiah was [walking] along the road, Elijah suddenly met him. When Obadiah recognized him, he fell with his face [to the ground] and said, "Is it you, my lord Elijah?"
"It is I," he replied. "Go tell your lord, 'Elijah is here!' "
But Obadiah said, "What sin have I committed, that you are handing your servant over to Ahab to put me to death?
As the Lord your God lives, there is no nation or kingdom where my lord has not sent someone to search for you. When they said, 'He is not here,' he made that kingdom or nation swear they had not found you.
"Now you say, 'Go tell your lord, "Elijah is here!" '
But when I leave you, the Spirit of the Lord may carry you off to some place I don't know. Then when I go report to Ahab and he doesn't find you, he will kill me. But [I], your servant, have feared the Lord from my youth.
Wasn't it reported to my lord what I did when Jezebel slaughtered the Lord's prophets? I hid 100 of the prophets of the Lord, 50 men to a cave, and I provided them with food and water.
Now you say, 'Go tell your lord, "Elijah is here!" ' He will kill me!"
Then Elijah said, "As the Lord of Hosts lives, before whom I stand, today I will present myself to Ahab."
Obadiah went to meet Ahab and report to him. Then Ahab went to meet Elijah.
When Ahab saw Elijah, Ahab said to him, "Is that you, you destroyer of Israel?"
He replied, "I have not destroyed Israel, but you and your father's house have, because you have abandoned the Lord's commandments and followed the Baals.
Now summon all Israel to meet me at Mount Carmel, along with the 450 prophets of Baal and the 400 prophets of Asherah who eat at Jezebel's table."