Mark 1:20 Meaning

18And straightway they forsook their nets, and followed him.

19And when he had gone a little further thence, he saw James the son of Zebedee, and John his brother, who also were in the ship mending their nets.

20And straightway he called them: and they left their father Zebedee in the ship with the hired servants, and went after him.

21And they went into Capernaum; and straightway on the sabbath day he entered into the synagogue, and taught.

22And they were astonished at his doctrine: for he taught them as one that had authority, and not as the scribes.