Jesus went all over Galilee teaching in the [Jewish] synagogues and preaching the good news of the [coming, see verse 17] kingdom, and healing all kinds of disease and sickness among the people.
Jesus answered him, “I have spoken publicly to the world; I always taught in the synagogues and in the Temple, where all the Jews assemble. I have never said anything in secret.
and got into their boat, and were crossing over [i.e., to the west side of] the lake toward Capernaum. It was dark by now and Jesus had not yet come to them.
So, when the crowd saw that neither Jesus nor His disciples were there [i.e., on the east side] they got into the [small] boats and sailed [west] to Capernaum, looking for Jesus.