The Apostle Paul
Romans 5:3ESV·traditional attribution

Not only that, but we rejoice in our sufferings, knowing that suffering produces endurance,

John Calvin Reformed

3. Not only so, etc. That no one might scoffingly object and say, that Christians, with all their glorying, are yet strangely harassed and distressed in this life, which condition is far from being a happy one, — he meets this objection, and declares, not only that the godly are prevented by these calamities from being blessed, but also that their glorying is thereby promoted.

Matthew Henry Presbyterian

Sin breeds the quarrel between us and God; justification removes the guilt and so makes way for peace. God's benignity is such that immediately upon removing this obstacle, peace is made. This is friendship and loving-kindness, not merely a ceasing of enmity, and all of it comes through Christ, the blessed Mediator and Peacemaker between God and man.

AI summary

Commenting on Romans 5:1-5

John Gill Reformed Baptist

And not only so, but we glory in tribulations also,.... The tribulations of the saints are many and various, through the hatred of the world, the temptations of Satan, their own corruptions; and are the will of their heavenly Father; what Christ has foretold, and they expect; and here particularly design such as are for Christ's sake, which being supported under, and carried through, they...