Allow perseverance to finish its work, so that you may be mature and complete, not lacking anything. If any of you lacks wisdom, he should ask God, who gives generously to all without finding fault, and it will be given to him.James1:4
Jacob faced a crisis in his life at Peniel and God allowed Jacobs trouble to humble himself for God .
The night he wrestled with God he came to the place of making a humble appeal to God and God took ahold of him as never before. Jacobs faith in God had expanded as he grew closer to God.
So Jacob called the place Peniel, saying, "It is because I saw God face to face, and yet my life was spared Gen.32:30
David was a man of God but was disciplined for many long years to realize the power and faithfulness of his God.
"Go and say to David, 'This is what the LORD says: I will give you three choices. Choose one of these punishments, and I will inflict it on you.'" 2 Sam.24:12
In those years he grew up in faith and godliness which he needed as his career to become the king of Israel.
Paul was constantly placed in difficult circumstances and nothing else could ever have taught him the full meaning of "My grace is sufficient for me"
9 But he said to me, “My grace is sufficient for you, for my power is made perfect in weakness.” Therefore I will boast all the more gladly about my weaknesses, so that Christ’s power may rest on me. 2 Cor.12:9
So many other great man of God faced great difficulties and hindrances in their life when God was preparing them for some great job as they learned to depend on God so God could use them as to carry out his plans.
We often face difficulties and obstacles as challenges to our faith ,when we are confronted with all those hindrances in our life and we are to recognize them as vessels for our faith and how to depend on the complete sufficiency of Jesus.
As we walk through this life we all will be tested ,sometimes we have to wait and realize that perseverance must be finishing our work of how to completely trust Jesus .