This is an idiom that is used to introduce something that God told his prophets or his people. AT: "Yahweh spoke this message ... and he said" or "Yahweh spoke these words ... and he said" (See: [[rc://en/ta/man/translate/figs-idiom]])
# Shemaiah
This is the name of a man. (See: [[rc://en/ta/man/translate/translate-names]])
# the man of God
The expression "man of God" is a respectful way of referring to a prophet of Yahweh. AT: "the man who belongs to God" or "the prophet of God"