Numbers Chapter 10, Verse 2

2: Make thee two trumpets of silver; of a whole piece shalt thou make them: that thou mayest use them for the calling of the assembly, and for the journeying of the camps.- edit KJV text
2: Make thee two trumpets of beaten silver, wherewith thou mayest call together the multitude when the camp is to be removed.— edit Douay text
2: Make to thyself two silver trumpets: thou shalt make them of beaten work; and they shall be to thee for the purpose of calling the assembly, and of removing the camps.— edit LXX text