Matthew 18:28

But the same servant went out, and found one of his fellowservants, which owed him an hundred pence: and he laid hands on him, and took him by the throat, saying, Pay me that thou owest.

Ver. 28. And he laid hands on him, and took him, &c.] Had he truly apprehended the pardon of his own sins, he would not have been so cruel to others. Had he thoroughly dyed his thoughts in the rich mercies of God, he would have shown more mercy to men. Therefore the apostles (when our Saviour had bidden them forgive, though it were often in the same day) said unto the Lord, "Increase our faith." As who should say, The more we can believe thy love and mercy to us, the readier shall we be to do all good offices to men. But how rigid and cruel was David to the Ammonites, while he lay in his sin, and before he had renewed his faith, 2 Samuel 12:30,31 .