וִיהוֹשֻׁ֨עַ וְכָֽל־יִשְׂרָאֵ֜ל רָא֗וּ כִּֽי־לָכַ֤ד הָֽאֹרֵב֙ אֶת־הָעִ֔יר וְכִ֥י עָלָ֖ה עֲשַׁ֣ן הָעִ֑יר וַיָּשֻׁ֕בוּ וַיַּכּ֖וּ אֶת־אַנְשֵׁ֥י הָעָֽי׃
And when Joshua and all Israel saw that the ambush had taken the city, and that the smoke of the city ascended, then they turned back, and slew the men of Ai.
Find Mishnaic references to Joshua 8:21: , passages from the 63 tractates of the Mishnah.