Judges 7:8

So the people took victuals in their hand, and their trumpets; and he sent all the men of Israel every man unto his tent, but retained the three hundred men: and the camp of Midian was beneath him in the valley.

Leviticus 23:24

Speak unto the children of Israel, saying, In the seventh month, on the first day of the month, shall be a solemn rest unto you, a memorial of blowing of trumpets, a holy convocation.

Leviticus 25:9

Then shalt thou send abroad the loud trumpet on the tenth day of the seventh month; in the day of atonement shall ye send abroad the trumpet throughout all your land.

Numbers 10:9

And when ye go to war in your land against the adversary that oppresseth you, then ye shall sound an alarm with the trumpets; and ye shall be remembered before Jehovah your God, and ye shall be saved from your enemies.

Joshua 6:4

And seven priests shall bear seven trumpets of rams horns before the ark: and the seventh day ye shall compass the city seven times, and the priests shall blow the trumpets.

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.

Judges 3:27

And it came to pass, when he was come, that he blew a trumpet in the hill-country of Ephraim; and the children of Israel went down with him from the hill-country, and he before them.

Judges 6:33

Then all the Midianites and the Amalekites and the children of the east assembled themselves together; and they passed over, and encamped in the valley of Jezreel.

Isaiah 27:13

And it shall come to pass in that day, that a great trumpet shall be blown; and they shall come that were ready to perish in the land of Assyria, and they that were outcasts in the land of Egypt; and they shall worship Jehovah in the holy mountain at Jerusalem.

1 Corinthians 15:52

in a moment, in the twinkling of an eye, at the last trump: for the trumpet shall sound, and the dead shall be raised incorruptible, and we shall be changed.

Treasury of Scripture Knowledge

Summary

So the people took victuals in their hand, and their trumpets: and he sent all the rest of Israel every man unto his tent, and retained those three hundred men: and the host of Midian was beneath him in the valley.

In the valley

Bible References

Trumpets

Judges 3:27
And it came to pass, when he was come, that he blew a trumpet in the hill-country of Ephraim; and the children of Israel went down with him from the hill-country, and he before them.
Leviticus 23:24
Speak unto the children of Israel, saying, In the seventh month, on the first day of the month, shall be a solemn rest unto you, a memorial of blowing of trumpets, a holy convocation.
Leviticus 25:9
Then shalt thou send abroad the loud trumpet on the tenth day of the seventh month; in the day of atonement shall ye send abroad the trumpet throughout all your land.
Numbers 10:9
And when ye go to war in your land against the adversary that oppresseth you, then ye shall sound an alarm with the trumpets; and ye shall be remembered before Jehovah your God, and ye shall be saved from your enemies.
Joshua 6:4
And seven priests shall bear seven trumpets of rams horns before the ark: and the seventh day ye shall compass the city seven times, and the priests shall blow the trumpets.
Isaiah 27:13
And it shall come to pass in that day, that a great trumpet shall be blown; and they shall come that were ready to perish in the land of Assyria, and they that were outcasts in the land of Egypt; and they shall worship Jehovah in the holy mountain at Jerusalem.
1 Corinthians 15:52
in a moment, in the twinkling of an eye, at the last trump: for the trumpet shall sound, and the dead shall be raised incorruptible, and we shall be changed.

In the valley

Judges 6:33
Then all the Midianites and the Amalekites and the children of the east assembled themselves together; and they passed over, and encamped in the valley of Jezreel.

American Standard Version Public Domain