Luke 18:1

And He also spoke a parable to them to teach it is always right to pray, and not to faint,

Colossians 4:2

Continue in prayer and watch in it with thanksgiving,

Romans 12:12

rejoicing in hope, patient in affliction, steadfastly continuing in prayer,

Ephesians 6:18

praying always with all prayer and supplication in the Spirit, and watching to this very thing with all perseverance and supplication for all saints.

1 Thessalonians 5:17

Pray without ceasing.

Philippians 4:6

Do not be anxious about anything, but in everything by prayer and supplication, with thanksgiving, let your requests be made known to God.

Psalm 55:16-17

I, even I, will call to God, and Jehovah will save me.

Luke 21:36

Watch therefore, praying in every season that you may be counted worthy to escape all these things which shall occur, and to stand before the Son of Man.

Genesis 32:24-26

And Jacob was left alone. And a Man wrestled there with him until the breaking of the day.

Job 27:8-10

For what is the hope of the ungodly when He cuts off, when God takes away his soul?

Psalm 27:13

I would have fainted unless I had believed to see the goodness of Jehovah in the land of the living.

Psalm 65:2

To You who hears prayer, all flesh comes.

Psalm 86:3

Be merciful to me, O Lord; for I cry to You daily.

Psalm 102:17

He will turn to the prayer of the forsaken and not despise their prayer.

Genesis 32:9-12

And Jacob said, Oh God of my father Abraham, and God of my father Isaac, Jehovah, who said to me, Return to your country and to your kindred, and I will deal well with you:

Psalm 142:5-7

I cried to You, O Jehovah; I said, You are my refuge and my portion in the land of the living.

Jeremiah 29:12

Then you shall call on Me, and you shall go and pray to Me, and I will listen to you.

Jonah 2:7

When my soul fainted within me, I remembered Jehovah; and my prayer came in to You, into Your holy temple.

Luke 11:5-9

And He said to them, which of you shall have a friend and shall go to him at midnight and say to him, Friend, lend me three loaves,

2 Corinthians 4:1

Therefore since we have this ministry, as we have received mercy, we do not faint.

Galatians 6:9

But we should not lose heart in well-doing, for in due season we shall reap, if we do not faint.

Colossians 4:12

Epaphras greets you, he being of you, a servant of Christ, always laboring fervently for you in prayers, that you may stand perfect and complete in all the will of God.

Hebrews 12:3-5

For consider Him who endured such contradiction of sinners against Himself, lest you be weary and faint in your minds.

Treasury of Scripture Knowledge

Summary

And he spake a parable unto them to this end, that men ought always to pray, and not to faint;

Bible References

And not

Psalm 27:13
I would have fainted unless I had believed to see the goodness of Jehovah in the land of the living.
Jonah 2:7
When my soul fainted within me, I remembered Jehovah; and my prayer came in to You, into Your holy temple.
Galatians 6:9
But we should not lose heart in well-doing, for in due season we shall reap, if we do not faint.
Hebrews 12:3
For consider Him who endured such contradiction of sinners against Himself, lest you be weary and faint in your minds.

General references

Genesis 18:31
And he said, Lo now, I have taken upon me to speak to Jehovah. Perhaps there shall be twenty found there. And He said, I will not destroy it for twenty's sake.
Exodus 17:11
And it happened when Moses held up his hand, Israel prevailed. And when he let down his hand, Amalek prevailed.
Luke 11:10
For everyone who asks receives. And he who seeks finds. And to him who knocks it shall be opened.