Devarim 27:1-2

Orthodox Jewish Bible

27 And Moshe with the zekenim of Yisroel commanded the people, saying, Be shomer over all the mitzvot which I command you today.

² And it shall be on the yom when ye shall pass over Yarden unto Ha’Aretz which Hashem Eloheicha giveth thee, that thou shalt set thee up avanim gedolot, and plaster them with plaster;