Luke 18:1

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

Luke 18:7

And shall not God execute vengeance for his own elect, who cry out to him day and night, though he bear long with them?

Philippians 4:6-7

Be not anxious about any thing, but in every case by prayer and supplication, with thanksgiving, let your petitions be made known unto 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
THEN he spake also to them a parable, to shew that we ought to pray always, and not faint;
Philippians 4:6
Be not anxious about any thing, but in every case by prayer and supplication, with thanksgiving, let your petitions be made known unto God.