Joshua 6:20

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

Hebrews 11:30

By faith the walls of Jericho fell down, after they had been compassed about for seven days.

Joshua 6:5

And it shall be, 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 go up every man straight before him.

2 Corinthians 10:4-5

(for the weapons of our warfare are not of the flesh, but mighty before God to the casting down of strongholds),

Treasury of Scripture Knowledge

Summary

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.

General references

Bible References

The wall

Joshua 6:5
And it shall be, 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 go up every man straight before him.
2 Corinthians 10:4
(for the weapons of our warfare are not of the flesh, but mighty before God to the casting down of strongholds),
Hebrews 11:30
By faith the walls of Jericho fell down, after they had been compassed about for seven days.

General references

Deuteronomy 20:16
But of the cities of these peoples, that Jehovah thy God giveth thee for an inheritance, thou shalt save alive nothing that breatheth;

American Standard Version Public Domain