2 Bible Verses about Adversity, Purpose Of

and you have forgotten the exhortation which reasoneth with you as with sons, My son regard not lightly the chastening of the Lord, nor faint when thou art proven of him: for whom the Lord loves he chastises, and scourges every son whom he receives. Endure unto chastisement; God deals with you as with sons; for what son is there whom the father does not chastise?read more.
And if you are without chastisement, of which all have been partakers, then are you bastards, and not sons. Then indeed, we had fathers of our flesh who chastised us, and we endured: how much more then shall we submit to the Father of spirits, and live? For they indeed for a few days were accustomed to chastise us according to that which seemed right to them; but he made unto our profit, in order that we might partake his holiness. Indeed no chastisement for the present seems to be truly joyful, but sorrowful: but afterward it yields the peaceable fruit of righteousness to them who have been disciplined by it.

who are preserved by the power of God through faith unto the salvation ready to be revealed in the last time. In whom you rejoice, if however it is needful, being grieved a little while among manifold temptations: in order that the trial of your faith, which is more precious than gold that perishes, however being tried by the fire, may be found unto praise and glory and honor in the revelation of Jesus Christ:read more.
whom you not seeing, love with divine love; on whom, not looking, but believing, you rejoice with joy unspeakable and full of glory: