Moses
Deuteronomy 18:19BSB·traditional attribution

And I will hold accountable anyone who does not listen to My words that the prophet speaks in My name.

John Calvin Reformed @genevareformer

Thus far I have reviewed The Supplements To The First Commandment, which relate to the Ancient Types and Legal Worship. The Commandment itself will always remain in force, even to the end of the world; and is given not only to the Jews, but likewise to us also.

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. The promise of the great prophet, with a command to receive him, and hearken to him. Now, 1. Some think it is the promise of a succession of prophets, that should for many ages be kept up in Israel.

Commenting on Deuteronomy 18:15-22

John Gill Reformed Baptist @doctorgill

But the prophet which shall presume to speak in my name,.... Pretending a mission and commission from God, and yet was never sent by him, like the prophets in Jer 23:21, which I have not commanded him to speak; which though true was not to be spoken in a public manner, by assuming a public office, without a divine authority or a commission from God...