Luke 11:8
I say to you, though he will not rise and give him because he is his friend, yet because of his importunity he will rise and give him as many as he needeth.
Matthew 15:22-28
And, lo! a woman of Canaan came out from those borders, and cried out, saying, Have compassion on me, Lord, Son of David! My daughter is grievously afflicted with a demon.
Luke 18:1-8
And he spoke a parable to them to show that they ought to pray always, and not be fainthearted:
Romans 15:30
But I beseech you, by our Lord Jesus Christ, and by the love produced by the Spirit, that ye strive together with me in prayers to God for me;
2 Corinthians 12:8
In respect to this I besought the Lord thrice, that it might depart from me;
Colossians 2:1
For I would have you know what a great struggle I have for you, and for those in Laodicea, and for as many as have not seen my face in the flesh;
Colossians 4:12
Epaphras, who is one of you, a servant of Christ Jesus, saluteth you, always striving for you in his prayers, that ye may stand perfect and fully assured in all the will of God.