Numbers 15:32
While the Israelites were in the wilderness, they found a man gathering wood on the Sabbath day.
Exodus 35:2-3
For six days work is to be done, but on the seventh day you are to have a holy day, a Sabbath
Exodus 16:23
He told them, “This is what the Lord has said: ‘Tomorrow is a day of complete rest, a holy Sabbath
Exodus 16:27-28
Yet on the seventh day some of the people went out to gather, but they did not find any.
Exodus 20:8-10
Exodus 31:14-15
Observe the Sabbath, for it is holy to you. Whoever profanes it must be put to death. If anyone does work on it, that person must be cut off from his people.