Cross reference
Exodus 31:16
16 And the children of Israel are to keep the Sabbath holy, from generation to generation, by an eternal agreement.
Genesis 9:13
13 I will put my bow in the cloud and it will be for a sign of the agreement between me and the earth.
Genesis 17:11
11 In the flesh of your private parts you are to undergo it, as a mark of the agreement between me and you.
Jeremiah 50:5
5 They will be questioning about the way to Zion, with their faces turned in its direction, saying, Come, and be united to the Lord in an eternal agreement which will be kept in mind for ever.