Bible Verses About Pillars: Sometimes of a heap of stones

The children of Israel therefore did as Joshua commanded them, carrying out of the channel of the Jordan twelve stones, as the Lord had commanded him according to the number of the children of Israel unto the place wherein they camped, and there they set them.

And Joshua put other twelve stones in the midst of the channel of the Jordan, where the priests stood that carried the ark of the covenant: and they are there until this present day.

And the twelve stones, which they had taken out of the channel of the Jordan, Joshua pitched in Galgal,