Matthew 14:23
And when he had sent the multitudes away, he went up into the mountain apart to pray. And when evening came, he was there alone.
Mark 14:35
And going on a little farther, he fell on the ground, and prayed that, if it was possible, the hour might pass from him.
Luke 6:12
And it came to pass in those days, that he went out into the mountain to pray; and he continued all night in prayer to God.
Acts 10:9
On the morrow, as they were on their journey, and were drawing near the city, Peter went up on the housetop to pray, about the sixth hour.
James 5:16-18
Confess your trespasses to one another, and pray for one another, that ye may be healed. The earnest prayer of a righteous man availeth much.