1 Kings 18:19

18:19 Now send out messengers and assemble all Israel before me at Mount Carmel, as well as the 450 prophets of Baal and 400 prophets of Asherah whom Jezebel supports.

Matthew 14:23

14:23 And after he sent the crowds away, he went up the mountain by himself to pray. When evening came, he was there alone.

Luke 6:12

Choosing the Twelve Apostles

6:12 Now it was during this time that Jesus went out to the mountain to pray, and he spent all night in prayer to God.

Acts 10:9

10:9 About noon the next day, while they were on their way and approaching the city, Peter went up on the roof to pray.