Romans 9:20
I might rather ask 'Who are you who are arguing with God?' Does a thing which a man has molded say to him who has molded it 'Why did you make me like this?'
James 1:4
And let endurance do its work perfectly, so that you may be altogether perfect, and in no respect deficient.
James 1:12
Blessed is the man who remains firm under temptation, for, when he has stood the test, he will receive the crown of Life, which the Lord has promised to those who love him.
1 Peter 1:7
that the genuineness of your faith--a thing far more precious than gold, which is perishable, yet has to be tested by fire--may win praise and glory and honour at the Appearing of Jesus Christ.