2 Bible Verses about Adversity, Purpose Of

and you have forgotten the challenge addressed to you as God's sons, "My son, do not think lightly of the Lord's discipline, Or give up when he corrects you. For it is those whom the Lord loves that he disciplines, And he chastises every son that he acknowledges." You must submit to it as discipline. God is dealing with you as his sons. For where is there a son whom his father does not discipline?read more.
But if you have none of that discipline which all sons undergo, you are illegitimate children, and not true sons. When our earthly fathers disciplined us we treated them with respect; should we not far more submit to the Father of our spirits, and so have life? For they disciplined us for a short time and as they thought proper, but he does it for our good, to make us share his holiness. Discipline is never pleasant at the time; it is painful; but to those who are trained by it, it afterward yields the peace of character.

and you by God's power are being protected through faith to receive a salvation that is now ready to be disclosed at the last time. Rejoice over this, although just now perhaps distressed by various trials; they are to show that your faith when tested is found to be more precious than gold, which though it is perishable is tested with fire, and they will bring you praise, glory, and honor when Jesus Christ is revealed.read more.
You must love him, though you have not seen him, but since you believe in him though you do not now see him, rejoice with triumphant, unutterable joy