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