For Joshua did not draw back his hand, with which he stretched out the spear, until he had utterly destroyed all the inhabitants of Ai. Joshua 8:26

Then the LORD said to Joshua, “Stretch out the spear that is in your hand toward Ai, for I will give it into your hand.” And Joshua stretched out the spear that was in his hand toward the city.​ Joshua 8:18

He who covers his sins will not prosper, But whoever confesses and forsakes them will have mercy. Proverbs 28:13

“Get up, sanctify the people, and say, “Sanctify yourselves for tomorrow, because thus says the LORD God of Israel: “There is an accursed thing in your midst, O Israel; you cannot stand before your enemies until you take away the accursed thing from among you.” Joshua 7:13

“Israel has sinned, and they have also transgressed My covenant which I commanded them. For they have even taken some of the accursed things, and have both stolen and deceived; and they have also put it among their own stuff.​ Joshua 7:11 (NKJV)​

“Now the city shall be doomed by the LORD to destruction, it and all who are in it. Only Rahab the harlot shall live, she and all who are with her in the house, because she hid the messengers that we sent. Joshua 6:17 (NKJV)

By faith the walls of Jericho fell down after they were encircled for seven days.​ Hebrews 11:30 (NKJV)​