1 Kings 18:21

18:21 Elijah approached all the people and said, “How long are you going to be paralyzed by indecision? If the Lord is the true God, then follow him, but if Baal is, follow him!” But the people did not say a word.

1 Kings 18:26

18:26 So they took a bull, as he had suggested, and prepared it. They invoked the name of Baal from morning until noon, saying, “Baal, answer us.” But there was no sound and no answer. They jumped around on the altar they had made.