Leviticus 16:31
It shall be a sabbath of rest unto you, and ye shall afflict your souls, by a perpetual statute.
Leviticus 23:32
It shall be unto you a sabbath of sabbaths, and ye shall afflict your souls, beginning in the ninth day of the month in the evening, from evening unto evening, shall ye rest on your sabbath.
Isaiah 58:5
Is it such a fast that I have chosen? a day for a man to afflict his soul? is it to bow down his head as a bulrush, and to spread sackcloth and ashes under him? wilt thou call this a fast and an acceptable day to the LORD?
Exodus 31:15
Six days shall work be done; but the seventh, the sabbath of rest, shall be holy to the LORD; whoever does any work in the sabbath day shall surely be put to death.
Exodus 35:2
Six days shall work be done, but the seventh day shall be holy unto you, a sabbath of rest to the LORD; whoever does work therein shall die.
Leviticus 25:4
but the seventh year the land shall have a sabbath of rest, a sabbath unto the LORD: thou shalt neither sow thy field nor prune thy vineyard.
Isaiah 58:3
Why have we fasted, they say, and thou dost not see? why have we afflicted our soul, and thou dost take no knowledge? Behold, in the day of your fast ye find your own pleasure and exact your own estates.