Exodus 24:3-4 ▼

3 And Moses comes in, and recounts to the people all the words of YHWH, and all the judgments, and all the people answer [with] one voice, and say, “All the words which YHWH has spoken we do.”

4 And Moses writes all the words of YHWH, and rises early in the morning, and builds an altar under the hill, and twelve standing pillars for the twelve tribes of Israel;