From the New Testament reading at Morning Prayer:

When they had finished breakfast, Jesus said to Simon Peter, ‘Simon son of John, do you love me more than these?’ He said to him, ‘Yes, Lord; you know that I love you.’ Jesus said to him, ‘Feed my lambs.’
(John’s Gospel, chapter 21, verse 15, NRSV)

Jesus made sure Simon was properly refreshed after a night’s work before tackling the difficult questions. If only all those who take it upon themselves to rebuke others were so compassionate…

This glass is in St. Andrew’s church, Much Hadham, Hertfordshire.