Richard Wurmbrand (1909–2001), whose many years of imprisonment for the gospel included three years in solitary confinement, went on to write Tortured for Christ and to found Voice of the Martyrs.
Below is a video where he talks about his suffering and God’s grace and presence:
Trevin Wax recently posted a new clip about the persecution of Christians under Ceausescu’s Romania.
But recall the former days when, after you were enlightened, you endured a hard struggle with sufferings, sometimes being publicly exposed to reproach and affliction, and sometimes being partners with those so treated. For you had compassion on those in prison, and you joyfully accepted the plundering of your property, since you knew that you yourselves had a better possession and an abiding one. Therefore do not throw away your confidence, which has a great reward. For you have need of endurance, so that when you have done the will of God you may receive what is promised.