Joshua 8:29

29He 8:29 This was not an execution by hanging; the king was killed beforehand, probably with a sword, then his body was hung up (or impaled) to further shame him in the minds of others.hanged [the body of] the king of Ai on a tree [leaving it there] until evening; at sunset Joshua gave a command and they took the body down from the tree and dumped it at the entrance of the city gate, and piled a great heap of stones over it that stands to this day.