Cross reference
Matthew 24:20
20 But pray ye that your flight be not in the winter, neither on the sabbath day:
Exodus 16:29
29 See, for that the LORD hath given you the sabbath, therefore he giveth you on the sixth day the bread of two days; abide ye every man in his place, let no man go out of his place on the seventh day.
Acts 1:12
12 Then returned they unto Jerusalem from the mount called Olivet, which is from Jerusalem a sabbath day's journey.