Mark 2:23
And it came to pass, that he was passing through the grain fields on the Sabbath day, and his disciples began to make a path while plucking the ears.
Matthew 12:1-8
At that time Jesus went through the grain fields on the Sabbath, and his disciples were hungry and began to pluck ears, and to eat.
Luke 6:1-5
Now it came to pass for him to be going through the grain fields on a particular Sabbath, and his disciples were plucking the ears and were eating, rubbing them in their hands.
Deuteronomy 23:24-25
When thou come into thy neighbor's vineyard, then thou may eat thy fill of grapes at thine own pleasure, but thou shall not put any in thy vessel.