Luke 18:1

And He spoke a parable to them that it behooves them to pray always, and not to faint;

Luke 18:7

And shall not God avenge His elect, crying to Him day and night, and He is long-suffering over them?

Philippians 4:6-7

Be solicitous about nothing; but in all prayer and supplication, let your request be made known to God.

Treasury of Scripture Knowledge

Summary

O LORD, to thee will I cry: for the fire hath devoured the pastures of the wilderness, and the flame hath burned all the trees of the field.

Bible References

To thee

Luke 18:1
And He spoke a parable to them that it behooves them to pray always, and not to faint;
Philippians 4:6
Be solicitous about nothing; but in all prayer and supplication, let your request be made known to God.