Joshua 8:29

And the king of Ai he hanged on a tree until eventide: and as soon as the sun was down, Joshua commanded that they should take his carcase down from the tree, and cast it at the entering of the gate of the city, and raise thereon a great heap of stones, that remaineth unto this day.

Cross-reference

In Joshua 8:23, the king of Ai is captured alive — this verse records his execution, completing the narrative.

In Joshua 10:26-28, Joshua repeats the same procedure: hanging kings until evening, then burying them under stones.

In Joshua 10:27, the five Amorite kings are hanged until evening then buried in a cave — the same procedure as here.

Joshua 12:9 lists the king of Ai among the conquered kings, summarizing the defeat recorded here.

Deuteronomy 21:22 prescribes hanging executed criminals and taking down the body before night — Joshua obeys this law here.

Deuteronomy 21:23 adds that a hanged man is cursed by God — this explains why the king's body was removed in this verse.