Matthew 14:23 - And when he had sent the multitudes away, he went up into a mountain apart to pray: and when the evening was come, he was there alone. (Verses like Matthew 14:23)
Luke 6:12 - 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. (Verses like Luke 6:12)
Mark 1:35-36 - And in the morning, rising up a great while before day, he went out, and departed into a solitary place, and there prayed.And Simon and they that were with him followed after him. (Verses like Mark 1:35)
Mark 6:46 - And when he had sent them away, he departed into a mountain to pray. (Verses like Mark 6:46)
John 6:15 - When Jesus therefore perceived that they would come and take him by force, to make him a king, he departed again into a mountain himself alone. (Verses like John 6:15)