Moses
Numbers 10:2BSB·traditional attribution

“Make two trumpets of hammered silver to be used for calling the congregation and for having the camps set out.

John Calvin Reformed @genevareformer

2 Make thee two trumpets of silver. This passage respecting the silver trumpets, which gave the gathering-signal, so that the people should always be attentive to the voice and will of God, is properly annexed to the First Commandment. For God would have the Israelites set in motion by their sound, whithersoever they were to go, so that they should not dare to commence anything...

Matthew Henry Presbyterian @wholebiblehenry

We have here directions concerning the public notices that were to be given to the people upon several occasions by sound of trumpet. In a thing of this nature, one would think, Moses needed not to have been taught of God: his own reason might teach him the conveniency of trumpets; but the constitution of Israel was to be in every thing divine, and therefore...

Commenting on Numbers 10:1-10

John Gill Reformed Baptist @doctorgill

Make thee two trumpets of silver,.... A metal very valuable and precious, durable, and fit for sound; only two are ordered, Aaron having but two sons, Eleazar and Ithamar, who were to blow with them, Num 10:8; for though Moses's order is, "make thee", or for thee, yet not for his own use, but for the priests to use when he should order them: the...