Mark 2:23
And it happened that He went through the grainfields on the sabbath day. And as they walked His disciples began to pluck the heads of grain.
Matthew 12:1-8
At that time Jesus went through the grain fields on the sabbath day. And His disciples were hungry, and began to pluck the heads of grain and to eat.
Luke 6:1-5
And it happened on the second chief sabbath, He went through the grain fields. And His disciples plucked the heads of grain and ate, rubbing them in their hands.
Deuteronomy 23:24-25
When you come into your neighbor's vineyard, then you may eat grapes to your fill at your own pleasure, but you shall not put any in your vessel.