Deuteronomy 5:2

The Lord our God made a covenant with us at Horeb.

Deuteronomy 4:23

So watch yourselves, that you do not forget the covenant of the Lord your God which He made with you, and make for yourselves a graven image in the form of anything against which the Lord your God has commanded you.

Exodus 19:5-8

Now then, if you will indeed obey My voice and keep My covenant, then you shall be My own possession among all the peoples, for all the earth is Mine;

Exodus 24:8

So Moses took the blood and sprinkled it on the people, and said, “Behold the blood of the covenant, which the Lord has made with you in accordance with all these words.”

Hebrews 8:6-13

But now He has obtained a more excellent ministry, by as much as He is also the mediator of a better covenant, which has been enacted on better promises.

Hebrews 9:19-23

For when every commandment had been spoken by Moses to all the people according to the Law, he took the blood of the calves and the goats, with water and scarlet wool and hyssop, and sprinkled both the book itself and all the people,

Treasury of Scripture Knowledge

Summary

The LORD our God made a covenant with us in Horeb.

Bible References

General references

Deuteronomy 4:23
So watch yourselves, that you do not forget the covenant of the Lord your God which He made with you, and make for yourselves a graven image in the form of anything against which the Lord your God has commanded you.
Exodus 19:5
Now then, if you will indeed obey My voice and keep My covenant, then you shall be My own possession among all the peoples, for all the earth is Mine;
Exodus 24:8
So Moses took the blood and sprinkled it on the people, and said, “Behold the blood of the covenant, which the Lord has made with you in accordance with all these words.”
Hebrews 8:6
But now He has obtained a more excellent ministry, by as much as He is also the mediator of a better covenant, which has been enacted on better promises.
Hebrews 9:19
For when every commandment had been spoken by Moses to all the people according to the Law, he took the blood of the calves and the goats, with water and scarlet wool and hyssop, and sprinkled both the book itself and all the people,