Matthew 11:12
From the days of John the Baptist until now the kingdom of heaven has suffered violence, and men of violence take it by force.
Luke 13:24
"Strive to enter through the narrow door, for many, I tell you, will seek to enter and will not be able.
Luke 18:5-7
yet because this widow bothers me, I will give her justice, or she will wear me out by her continual coming.'"
Philippians 2:12-13
Therefore, my beloved, as you have always obeyed, so now, not only as in my presence but much more in my absence, work out your salvation with fear and trembling;
Colossians 1:29
For this end I labor, striving with all his energy, which so mightily works within me.