'Blast trumpets' in the Bible

And seven priests shall carry before the ark seven blast-trumpets; and on the seventh day ye shall go round the city seven times, and the priests shall blow with the trumpets.

And Joshua the son of Nun called the priests, and said to them, Carry the ark of the covenant, and seven priests shall carry seven blast-trumpets before the ark of Jehovah.

And it came to pass when Joshua had spoken to the people, that the seven priests carrying the seven blast-trumpets before Jehovah passed on and blew with the trumpets; and the ark of the covenant of Jehovah went after them.

And the seven priests carrying the seven blast-trumpets before the ark of Jehovah went on and blew continually with the trumpets; and the armed men went before them, and the rearguard went after the ark of Jehovah; they blew with the trumpets in marching.