Exodus 24:4

Then Yahweh said to Moses, “Write this in a book as a memorial and recite it in Joshua’s hearing, that I will utterly blot out the memory of Amalek from under heaven.”

And Moses built an altar and named it Yahweh is My Banner;

“Now these are the judgments which you are to set before them:

Then he took the book of the covenant and read it in the hearing of the people; and they said, “All that Yahweh has spoken we will do, and we will be obedient!”

Then Yahweh said to Moses, “Write down these words, for in accordance with these words I have cut a covenant with you and with Israel.”

In that day there will be an altar to Yahweh in the midst of the land of Egypt, and a pillar to Yahweh near its border.

which I commanded your fathers in the day that I brought them out of the land of Egypt, from the iron furnace, saying, ‘Listen to My voice, and do according to all which I command you; so you shall be My people, and I will be your God,’