Moses wrote all the words of Yahweh, and rose up early in the morning, and built an altar under the mountain, and 12 standing-stones, for the 12 tribes of Israel. Bible

standing-stones.” It was a common practice to take a very large, long stone and set it upright as recognition of memorial of some event. [For more on standing-stones, see commentary on Gen. 28:18].

Commentary for: Exodus 24:4