2 Chronicles (Author Compiled by Isaiah and Ezra from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
25:12And the children of Judah took ten thousand captive, alive, and brought them to the top of the cliff, and cast them down from the top of the cliff, so that they all were broken in pieces.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.