31Meanwhile the disciples kept saying to him, “Take something to eat, Rabbi.”
32“I have food to eat,” he answered, “of which you know nothing.”
33“Can anyone have brought him anything to eat?” the disciples said to one another.
34“My food,” replied Jesus, “is to do the will of him who sent me, and to complete his work.
35Don't you say that it still wants four months to harvest? Why, look up, and see how white the fields are for harvest!
36Already the reaper is receiving wages and gathering in sheaves for eternal life, so that sower and reaper rejoice together.
37For here the proverb holds good — ‘One sows, another reaps.’
38I have sent you to reap that on which you have spent no labour; others have laboured, and you have reaped the results of their labour.”
39Many from that town came to believe in Jesus — Samaritans though they were — because the woman had said, ‘He has told me everything that I have done.’
John 4
John 4:31-39