19 It came to pass that when the gates of Jerusalem began to be dark before the Sabbath, I commanded that the doors should be shut, and commanded that they should not be opened until after the Sabbath. I set some of my servants over the gates, so that no burden should be brought in on the Sabbath day.
Nehemiah 13:19 Cross References - WEB
Exodus 31:14-17
14 You shall keep the Sabbath therefore, for it is holy to you. Everyone who profanes it shall surely be put to death; for whoever does any work therein, that soul shall be cut off from among his people.
15 Six days shall work be done, but on the seventh day is a Sabbath of solemn rest, holy to Yahweh. Whoever does any work on the Sabbath day shall surely be put to death.
16 Therefore the children of Israel shall keep the Sabbath, to observe the Sabbath throughout their generations, for a perpetual covenant.
17 It is a sign between me and the children of Israel forever; for in six days Yahweh made heaven and earth, and on the seventh day he rested, and was refreshed.’”
Leviticus 23:22
22 “‘When you reap the harvest of your land, you must not wholly reap into the corners of your field, and you must not gather the gleanings of your harvest. You must leave them for the poor, and for the foreigner. I am Yahweh your God.’”
Leviticus 23:32
32 It shall be a Sabbath of solemn rest for you, and you shall deny yourselves. In the ninth day of the month at evening, from evening to evening, you shall keep your Sabbath.”
Nehemiah 7:3
3 I said to them, “Don’t let the gates of Jerusalem be opened until the sun is hot; and while they stand guard, let them shut the doors, and you bar them: and appoint watches of the inhabitants of Jerusalem, everyone in his watch, with everyone near his house.”
Jeremiah 17:19-22
19 Yahweh said this to me: “Go and stand in the gate of the children of the people, through which the kings of Judah come in and by which they go out, and in all the gates of Jerusalem.
20 Tell them, ‘Hear Yahweh’s word, you kings of Judah, all Judah, and all the inhabitants of Jerusalem, that enter in by these gates:
21 Yahweh says, “Be careful, and bear no burden on the Sabbath day, nor bring it in by the gates of Jerusalem.
22 Don’t carry a burden out of your houses on the Sabbath day. Don’t do any work, but make the Sabbath day holy, as I commanded your fathers.