And seven priests shall bear before the ark seven trumpets of rams'…

Now Jericho was straitly shut up because of the children of Israel: none went out, and none came in. And the LORD said unto Joshua, See, I have given into thine hand Jericho, and the king thereof, and the mighty men of valour. (Joshua 6:1-2)

Joshua 6:2 (KJV)

And ye shall compass the city, all ye men of war, and go round about the city once. Thus shalt thou do six days. (Joshua 6:3)

Joshua 6:3 (KJV)

And Joshua had commanded the people, saying, Ye shall not shout, nor make any noise with your voice, neither shall any word proceed out of your mouth, until the day I bid you shout; then shall ye shout. (Joshua 6:10)

Joshua 6:10 (KJV)

And it came to pass on the seventh day, that they rose early about the dawning of the day, and compassed the city after the same manner seven times: only on that day they compassed the city seven times. (Joshua 6:15)

Joshua 6:15 (KJV)

And it shall come to pass, that when they make a long blast with the ram's horn, and when ye hear the sound of the trumpet, all the people shall shout with a great shout; and the wall of the city shall fall down flat, and the people shall ascend up every man straight before him. (Joshua 6:5)

Joshua 6:5 (KJV)

So the people shouted when the priests blew with the trumpets: and it came to pass, when the people heard the sound of the trumpet, and the people shouted with a great shout, that the wall fell down flat, so that the people went up into the city, every man straight before him, and they took the city. (Joshua 6:20)

Joshua 6:20 (KJV)