Acts 3:1

NOW at that time Peter and John were going up to the temple at the hour of prayer, the ninth;

Acts 10:3

He saw in a vision evidently about the ninth hour of the day an angel of God coming to him, and saying to him, Cornelius.

Acts 10:9

Then the next morning, as they were on their journey, and drew near to the city, Peter went up to the flat roof to pray about the sixth hour:

Acts 10:30

Then Cornelius said, Four days ago I was fasting till this hour; and at the ninth hour I was praying in my house, and, lo! a man stood before me in shining apparel,

Ephesians 6:18

praying at every opportunity with all prayer and supplication in Spirit, and watching for this very purpose with perseverance and intercession for all the saints;

Mark 1:35

And very early (the night being far advanced towards morning) rising up, he went forth, and retired into a desert place, and there prayed.

Mark 6:46

And having bid them farewell, he went into a mountain to pray.

Luke 18:1-7

THEN he spake also to them a parable, to shew that we ought to pray always, and not faint;

1 Thessalonians 5:17

Pray without ceasing.

Hebrews 5:7

who in the days of his flesh, with strong crying and tears, having offered up prayers and supplications to him who was able to save him from death, and being heard for his reverential awe,

Mark 6:48

And he saw them greatly fatigued with rowing, for the wind was contrary to them: and about the fourth watch of the night he cometh to them, walking upon the sea, and seemed intending to pass by them.

Treasury of Scripture Knowledge

Summary

Evening, and morning, and at noon, will I pray, and cry aloud: and he shall hear my voice.

Bible References

Evening

Mark 1:35
And very early (the night being far advanced towards morning) rising up, he went forth, and retired into a desert place, and there prayed.
Mark 6:46
And having bid them farewell, he went into a mountain to pray.
Luke 18:1
THEN he spake also to them a parable, to shew that we ought to pray always, and not faint;
Acts 3:1
NOW at that time Peter and John were going up to the temple at the hour of prayer, the ninth;
Acts 10:3
He saw in a vision evidently about the ninth hour of the day an angel of God coming to him, and saying to him, Cornelius.
Ephesians 6:18
praying at every opportunity with all prayer and supplication in Spirit, and watching for this very purpose with perseverance and intercession for all the saints;
1 Thessalonians 5:17
Pray without ceasing.

Cry

Hebrews 5:7
who in the days of his flesh, with strong crying and tears, having offered up prayers and supplications to him who was able to save him from death, and being heard for his reverential awe,