Joseph Benson's Commentary of the Old and New Testaments - Matthew 12:2-4
Matthew 12:2-4. The Pharisees said, Thy disciples do what is not lawful The law of Moses so expressly allowed the plucking ears of corn as one passed through a field, that, malignant as they were, they pretended not to find fault with the action itself, (see Deuteronomy 23:25,) but they were perverse enough to think this to be a kind of reaping and dressing the grain, which was indeed forbidden on the sabbath. But he said Have ye not read what, in a case of like necessity, David did, ... read more
Albert Barnes' Notes on the Whole Bible - Matthew 12:8
For the Son of man is Lord even of the Sabbath day - To crown all, Christ says that he was Lord of the Sabbath. He had a right to direct the manner of its observance - undoubted proof that he is divine. read more