dust, so that it may be scattered by the winds. There is an allusion here, doubtless, to the custom of
stoning as a punishment among the Jews. A scaffold was erected, twice the height of the man to be
stoned. Standing on its edge, he was violently struck off by one of the witnesses; if he died by the blow
and the fall, nothing farther was done; if not, a heavy stone was thrown down on him, which at once
killed him." http://www.ccel.org/ccel/barnes/ntnotes.ii.xxi.xliv.html