Luke 6:12

It was in these days that he went off to the hillside to pray. He spent the whole night in prayer to God,

Mark 1:35

Then in the early morning, long before daylight, he got up and went away out to a lonely spot.

Matthew 6:6

When you pray, go into your room and shut the door, pray to your Father who is in secret, and your Father who sees what is secret will reward you.

Matthew 14:23-25

after he had dismissed the crowds he went up the hill by himself to pray. When evening came he was there alone,

Mark 6:46

and after saying goodbye to them he went up the hill to pray.

Mark 14:34-36

he said to them, "My heart is sad, sad even to death; stay here and watch."

Colossians 4:2

Attend to your prayers, maintain your zest for prayer by thanksgiving;

Hebrews 5:7

In the days of his flesh, with bitter cries and tears, he offered prayers and supplications to Him who was able to save him from death; and he was heard, because of his godly fear.

Treasury of Scripture Knowledge

Summary

And it came to pass in those days, that he went out into a mountain to pray, and continued all night in prayer to God.

Bible References

Continued

Matthew 14:23
after he had dismissed the crowds he went up the hill by himself to pray. When evening came he was there alone,
Mark 6:46
and after saying goodbye to them he went up the hill to pray.
Colossians 4:2
Attend to your prayers, maintain your zest for prayer by thanksgiving;

General references

Mark 1:35
Then in the early morning, long before daylight, he got up and went away out to a lonely spot.
Mark 3:13
Then he went up the hillside and summoned the men he wanted, and they went to him.
Mark 6:46
and after saying goodbye to them he went up the hill to pray.
Luke 5:16
while he kept in lonely places and prayed.
John 6:3
Now Jesus went up the hill and sat down there with his disciples.