'Persistence' in the Bible

I tell you, even though he won’t get up and give him anything because he is his friend, yet because of his friend’s persistence, he will get up and give him as much as he needs.

I tell you that He will defend and avenge them quickly. However, when the Son of Man comes, will He find [this kind of persistent] faith on the earth?”

to those who by persistence in doing good seek [unseen but certain heavenly] glory, honor, and immortality, [He will give the gift of] eternal life.

Pray with unceasing prayer and entreaty on every fitting occasion in the Spirit, and be always on the alert to seize opportunities for doing so, with unwearied persistence and entreaty on behalf of all God's people,

Therefore, since we are surrounded by so great a cloud of witnesses [who by faith have testified to the truth of God’s absolute faithfulness], stripping off every unnecessary weight and the sin which so easily and cleverly entangles us, let us run with endurance and active persistence the race that is set before us,