Exodus 12:16

It will be for you on the first day a holy assembly and on the seventh day a holy assembly; no work will be done on them; only what is eaten by every person, it alone will be prepared for you.

Leviticus 23:7-8

On the first day [there] shall be a holy assembly for you; you shall not do {any regular work}.

Numbers 28:18

On the first day [there will be] a holy convocation; {you will not do any regular work}.

Numbers 28:25

On the seventh day you will have a holy convocation; {you will not do any regular work}.

Exodus 16:5

And then on the sixth day, they will prepare what they bring, and it will be twice over what they will gather every [other] day."

Exodus 16:23

And he said to them, "This is what Yahweh has said. Tomorrow [is] a rest period, a holy Sabbath for Yahweh. Bake what you [want to] bake, and boil what you [want to] boil. Put aside all the surplus for yourselves for safekeeping until the morning."

Exodus 16:29

See, because Yahweh has given to you the Sabbath, therefore he is giving to you on the sixth day bread for two days. Stay, {each in his location}; let no one go from his place on the seventh day."

Exodus 20:10

But the seventh day [is] a Sabbath for Yahweh your God; you will not do any work--you or your son or your daughter, your male slave or your female slave, or your animal, or your alien who [is] in your gates--

Exodus 35:2-3

[On] six days work can be done, and on the seventh there will be for you a holy [day], a {Sabbath of complete rest}, for Yahweh; anyone doing work on it will be put to death.

Leviticus 23:2-3

"Speak to the {Israelites}, and say to them, 'The festivals of Yahweh that you shall proclaim [are] holy assemblies; these [are] my appointed times.

Leviticus 23:21

And {you shall make a proclamation} on {this very same day}; it shall be a holy assembly for you; you shall not do {any regular work}; [this is] a {lasting statute} in all your dwellings throughout your generations

Leviticus 23:24-25

"Speak to the {Israelites}, saying, 'In the seventh month, on [the] first [day] of the month, {you must have} a rest period, a remembrance of [the trumpet] blast, a holy assembly.

Leviticus 23:27

"Surely the Day of Atonement [is] on the tenth [day] of the seventh month; it shall be a holy assembly for you, and you shall deny yourselves, and you shall present an offering made by fire to Yahweh.

Leviticus 23:35

On the first day [there shall be] a holy assembly; you must not do any {regular work}.

Numbers 29:1

" 'On the seventh month, on the first day of the month, you will have a holy convocation; {you will not do any regular work}. It will be a day for you of blowing trumpets.

Numbers 29:12

" 'Then on the fifteenth day of the seventh month you will have a holy convocation; {you will not do any regular work}, and you will hold a religious feast for Yahweh for seven days.

Jeremiah 17:21-22

Thus says Yahweh, "Be on your guard for the sake of yourselves, that you must not carry a burden on the day of the Sabbath, and you must [not] bring [it] through the gates of Jerusalem.

Treasury of Scripture Knowledge

Summary

And in the first day there shall be an holy convocation, and in the seventh day there shall be an holy convocation to you; no manner of work shall be done in them, save that which every man must eat, that only may be done of you.

Bible References

First day

Leviticus 23:2
"Speak to the {Israelites}, and say to them, 'The festivals of Yahweh that you shall proclaim [are] holy assemblies; these [are] my appointed times.
Numbers 28:18
On the first day [there will be] a holy convocation; {you will not do any regular work}.
Numbers 29:1
" 'On the seventh month, on the first day of the month, you will have a holy convocation; {you will not do any regular work}. It will be a day for you of blowing trumpets.

No manner

Exodus 16:5
And then on the sixth day, they will prepare what they bring, and it will be twice over what they will gather every [other] day."
Exodus 20:10
But the seventh day [is] a Sabbath for Yahweh your God; you will not do any work--you or your son or your daughter, your male slave or your female slave, or your animal, or your alien who [is] in your gates--
Exodus 35:2
[On] six days work can be done, and on the seventh there will be for you a holy [day], a {Sabbath of complete rest}, for Yahweh; anyone doing work on it will be put to death.
Jeremiah 17:21
Thus says Yahweh, "Be on your guard for the sake of yourselves, that you must not carry a burden on the day of the Sabbath, and you must [not] bring [it] through the gates of Jerusalem.

General references

Exodus 13:6
Seven days you will eat unleavened bread, and on the seventh day [will be] a feast for Yahweh.
Exodus 34:18
"You will keep the Feast of Unleavened Bread. Seven days you will eat unleavened bread, which I commanded you, at the appointed time of the month of Abib, for in the month of Abib you came out from Egypt.
Exodus 35:3
You will not kindle a fire in any of your dwellings on the day of the Sabbath."
Leviticus 23:6
And on the fifteenth day of this month [is] Yahweh's Feast of Unleavened Bread; [for] seven days you shall eat unleavened bread.
Numbers 28:17
On the fifteenth day of this month [is] a religious feast, unleavened bread must be eaten for seven days.