'Note' in the Bible

When a loud note is sounded, the tents placed on the east side are to go forward.

At the sound of a second loud note, the tents on the south side are to go forward: the loud note will be the sign to go forward.

And if you go to war in your land against any who do you wrong, then let the loud note of the horn be sounded; and the Lord your God will keep you in mind and give you salvation from those who are against you.

And they said, Have the words of the Lord been given to Moses only? have they not come to us? And the Lord took note of it.

And Moses sent them out to war, a thousand from every tribe, and with them Phinehas, the son of Eleazar the priest, taking in his hands the vessels of the holy place and the horns for sounding the note of war.

And said to him, Your servants have taken note of the number of all the fighting-men under our orders, and every one is present;