'Trumpets' in the Bible

"Make two trumpets of silver. You shall make them of beaten work. You shall use them for the calling of the congregation, and for the journeying of the camps.

"The sons of Aaron, the priests, shall blow the trumpets. This shall be to you for a statute forever throughout your generations.

When you go to war in your land against the adversary who oppresses you, then you shall sound an alarm with the trumpets. Then you will be remembered before Yahweh your God, and you will be saved from your enemies.

"Also in the day of your gladness, and in your set feasts, and in the beginnings of your months, you shall blow the trumpets over your burnt offerings, and over the sacrifices of your peace offerings; and they shall be to you for a memorial before your God. I am Yahweh your God."

"'In the seventh month, on the first day of the month, you shall have a holy convocation; you shall do no servile work: it is a day of blowing of trumpets to you.

Moses sent them, one thousand of every tribe, to the war, them and Phinehas the son of Eleazar the priest, to the war, with the vessels of the sanctuary and the trumpets for the alarm in his hand.