Gerizim

"When ADONAI your God brings you into the land you are entering in order to take possession of it, you are to put the blessing on Mount G'rizim and the curse on Mount 'Eival.

"These are the ones who are to stand on Mount G'rizim and bless the people after you have crossed the Yarden: Shim'on, Levi, Y'hudah, Yissakhar, Yosef and Binyamin;

Then all Isra'el, including their leaders, officials and judges, stood on either side of the ark in front of the cohanim, who were L'vi'im and who carried the ark for the covenant of ADONAI. The foreigners were there along with the citizens. Half of the people were in front of Mount G'rizim and half of them in front of Mount 'Eival, as Moshe the servant of ADONAI had ordered them earlier in connection with blessing the people of Isra'el.

When they told this to Yotam, he went and stood on top of Mount G'rizim and shouted, "Listen to me, you leaders of Sh'khem; then God will listen to you!