Mark 1:21 in the World English Bible
They went into Capernaum, and immediately on the Sabbath day he entered into the synagogue and taught.
Context
20 And straightway he called them: and they left their father Zebedee in the ship with the hired servants, and went after him.
21 And they went into Capernaum; and straightway on the sabbath day he entered into the synagogue, and taught.
22 And they were astonished at his doctrine: for he taught them as one that had authority, and not as the scribes.