Micah identifies the prophet
The book begins by naming Micah as the person through whom God’s word came. He was from Moresheth, a town in the Judean countryside, southwest of Jerusalem. The opening also says that his messages concerned both Samaria, the capital of the northern kingdom of Israel, and Jerusalem, the capital of Judah (Micah 1:1).
So the straightforward biblical answer is Micah. He was not an anonymous writer later given a famous name. The book presents its prophecies as the message received and proclaimed by Micah of Moresheth.
The word of the Lord that came to Micah the Morasthite in the days of Jotham, Ahaz, and Hezekiah, kings of Judah, which he saw concerning Samaria and Jerusalem.
A prophet in a troubled time
Micah ministered during the days of Judah’s kings Jotham, Ahaz, and Hezekiah (Micah 1:1). These were tense years for God’s people. Injustice was common, powerful people took advantage of others, and worship often became mixed with empty religious habits. Micah confronts those wrongs directly, while also holding out God’s promise of restoration.
He speaks with unusual personal conviction, saying that the Spirit of the Lord gave him power to declare Jacob’s sin (Micah 3:8). His messages combine hard truth with hope. God judges cruelty and false confidence, but he does not abandon his purpose to redeem and gather his people.
Jeremiah confirms Micah’s ministry
More than a century later, when Jeremiah faced opposition in Jerusalem, some elders remembered Micah’s preaching. They specifically called him “Micah the Morasthite” and connected his message with the reign of Hezekiah (Jeremiah 26:18). That later reference supports what the book’s own opening says about its prophet.
The elders remembered that Micah’s warning led Hezekiah and the people to fear the Lord and seek his favour, rather than simply dismissing the prophet (Jeremiah 26:19). Micah’s words mattered because they called real people in a real crisis back to God.
Micah the Morasthite prophesied in the days of Hezekiah king of Judah, and spake to all the people of Judah, saying, Thus saith the Lord of hosts; Zion shall be plowed like a field, and Jerusalem shall become heaps, and the mountain of the house as the high places of a forest.
Did Micah write every final line?
Micah is the recognised author and source of the book’s prophetic message. Like other prophetic books, the text does not describe every step by which his sermons and visions were recorded, arranged, and preserved. The Bible’s main concern is clear: these are the words God gave through Micah (Micah 1:1).
His name likely comes from a Hebrew question meaning “Who is like the Lord?” That fits the book’s closing praise of God’s unmatched mercy and willingness to forgive (Micah 7:18). Reading Micah as a whole helps you hear both sides of his ministry: God takes sin seriously, and God delights to show compassion.
Who is a God like unto thee, that pardoneth iniquity, and passeth by the transgression of the remnant of his heritage? he retaineth not his anger for ever, because he delighteth in mercy.