So, they went to Capernaum [Note: This was a city in Galilee that later became Jesus’ headquarters while in Galilee. See verse 29 and 2:1], and on the [first] Sabbath day Jesus entered the synagogue and taught people.
Under these porticos a large number of sick, blind, crippled and deformed people were placed {A few ancient authorities add the rest of this verse and verse 4}“to wait for the water [of the pool] to become choppy.
So, Jesus went into the [Jewish] synagogues throughout all Galilee, preaching [the good news about the coming kingdom, verses 14- 15] and driving out evil spirits.