Exodus 31:16

So the sons of Israel shall observe the sabbath, to celebrate the sabbath throughout their generations as a perpetual covenant.’

Genesis 9:13

I set My bow in the cloud, and it shall be for a sign of a covenant between Me and the earth.

Genesis 17:11

And you shall be circumcised in the flesh of your foreskin, and it shall be the sign of the covenant between Me and you.

Jeremiah 50:5

They will ask for the way to Zion, turning their faces in its direction; they will come that they may join themselves to the Lord in an everlasting covenant that will not be forgotten.

Treasury of Scripture Knowledge

Summary

Wherefore the children of Israel shall keep the sabbath, to observe the sabbath throughout their generations, for a perpetual covenant.

General references

Bible References

A perpetual covenant

Genesis 9:13
I set My bow in the cloud, and it shall be for a sign of a covenant between Me and the earth.
Genesis 17:11
And you shall be circumcised in the flesh of your foreskin, and it shall be the sign of the covenant between Me and you.
Jeremiah 50:5
They will ask for the way to Zion, turning their faces in its direction; they will come that they may join themselves to the Lord in an everlasting covenant that will not be forgotten.

General references

Ezekiel 20:20
Sanctify My sabbaths; and they shall be a sign between Me and you, that you may know that I am the Lord your God.’