NET
31 So he went down to Capernaum, a town in Galilee, and on the Sabbath he began to teach the people.
Darby
31 and descended to Capernaum, a city of Galilee, and taught them on the sabbaths.
KJV
31 And came down to Capernaum, a city of Galilee, and taught them on the sabbath days.