Luke 11:8
I tell you, although he will not get up and give you any because he is your friend, yet because of your persistence he will get up and give you all your needs.
Matthew 15:22-28
And a Canaanite woman of that district came out and pleaded, saying, "Do pity me, Lord, Son of David; my daughter is suffering horrors from a demon."
Luke 18:1-8
Now He told them the following story to show how necessary it is for people always to pray and never to give up:
Romans 15:30
Now I beg you, brothers, for the sake of our Lord Jesus Christ and by the love that the Spirit inspires, to wrestle with me in prayers to God on my behalf,
2 Corinthians 12:8
Three times I begged the Lord about this to make it go away and leave me,
Colossians 2:1
I want you to know what a battle I am fighting for you and for those in Laodicea, yes, for all who have never known me personally,
Colossians 4:12
Epaphras, one of your own number, a slave of Christ Jesus, wishes to be remembered to you. He is always earnestly pleading for you in his prayers that you may stand fast as men mature and of firm convictions in everything required by the will of God.