Exodus 23:11

But the seventh year you shall let it rest and let it alone, so that the poor of your people may eat. And what they leave, the animals of the field shall eat. In the same way you shall deal with your vineyard and with your oliveyard.

Leviticus 25:2-7

Speak to the sons of Israel and say to them, When you come into the land which I give you, then shall the land keep a sabbath to Jehovah.

Leviticus 25:11-12

That fiftieth year shall be a jubilee to you. You shall not sow, neither reap that which grows of itself in it, nor gather in it of your undressed vine.

Leviticus 25:20

And if you shall say, What shall we eat the seventh year? Behold, we shall not sow nor gather in our increase!

Leviticus 25:22

And you shall sow the eighth year, and eat of old fruit until the ninth year; until its fruits come in, you shall eat the old fruit.

Leviticus 26:34-35

Then shall the land enjoy its sabbaths, as long as it lies waste, and you are in your enemies' land; then shall the land rest and enjoy its sabbaths.

Treasury of Scripture Knowledge

Summary

But the seventh year thou shalt let it rest and lie still; that the poor of thy people may eat: and what they leave the beasts of the field shall eat. In like manner thou shalt deal with thy vineyard, and with thy oliveyard.

General references

Bible References

The seventh

Leviticus 25:2
Speak to the sons of Israel and say to them, When you come into the land which I give you, then shall the land keep a sabbath to Jehovah.
Leviticus 26:34
Then shall the land enjoy its sabbaths, as long as it lies waste, and you are in your enemies' land; then shall the land rest and enjoy its sabbaths.

General references

Leviticus 25:4
But in the seventh year shall be a sabbath of rest to the land, a sabbath for Jehovah. You shall neither sow your field, nor prune your vineyard.
Deuteronomy 15:1
At the end of every seven years you shall make a release.