Joshua 8:28-30

Darby Translation

²⁸ And Joshua burned Ai, and made it an everlasting heap of desolation to this day.

²⁹ And the king of Ai he hanged on a tree until the evening; and at the going down of the sun Joshua commanded, and they took his carcase down from the tree, and threw it down at the entrance of the gate of the city, and raised upon it a great heap of stones, [which remains] to this day.

³⁰ Then Joshua built an altar to Jehovah the God of Israel, in mount Ebal,