http://www.ccel.org/ccel/mcgarvey/gospels.vi.xi.html
22 And they were astonished at his teaching: for he taught them as having { c his word was with} b authority, and not as the scribes.
Jesus teaches in a way that is different from the scribes and pharisees, who endlessly refer to other sources as their authority – “Rabbi Hillel says this, and Rabbi Schmerna says that.” Jesus teaches like this: “You have heard it said, but I say to you…”