Leviticus 16:31

It is a special Sabbath for you, and you are to keep yourselves from pleasure; it is an order for ever.

Leviticus 23:32

Let this be a Sabbath of special rest to you, and keep yourselves from all pleasure; on the ninth day of the month at nightfall from evening to evening, let this Sabbath be kept.

Isaiah 58:5

Have I given orders for such a day as this? a day for keeping yourselves from pleasure? is it only a question of the bent head, of putting on haircloth, and being seated in the dust? is this what seems to you a holy day, well-pleasing to the Lord?

Exodus 31:15

Six days may work be done, but the seventh day is a Sabbath of complete rest, holy to the Lord; whoever does any work on the Sabbath day is to be put to death.

Exodus 35:2

Six days let work be done, but the seventh day is to be a holy day to you, a Sabbath of rest to the Lord; whoever does any work on that day is to be put to death.

Leviticus 25:4

But let the seventh year be a Sabbath of rest for the land, a Sabbath to the Lord; do not put seed into your land or have your vines cut.

Isaiah 58:3

They say, Why have we kept ourselves from food, and you do not see it? why have we kept ourselves from pleasure, and you take no note of it? If, in the days when you keep from food, you take the chance to do your business, and get in your debts;

Treasury of Scripture Knowledge

Summary

It shall be a sabbath of rest unto you, and ye shall afflict your souls, by a statute for ever.

Bible References

General references

Leviticus 23:32
Let this be a Sabbath of special rest to you, and keep yourselves from all pleasure; on the ninth day of the month at nightfall from evening to evening, let this Sabbath be kept.
Leviticus 25:4
But let the seventh year be a Sabbath of rest for the land, a Sabbath to the Lord; do not put seed into your land or have your vines cut.
Exodus 31:15
Six days may work be done, but the seventh day is a Sabbath of complete rest, holy to the Lord; whoever does any work on the Sabbath day is to be put to death.
Exodus 35:2
Six days let work be done, but the seventh day is to be a holy day to you, a Sabbath of rest to the Lord; whoever does any work on that day is to be put to death.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain